CN204044118U - Aminomethylbenzoic acid sample impurity detection device - Google Patents
Aminomethylbenzoic acid sample impurity detection device Download PDFInfo
- Publication number
- CN204044118U CN204044118U CN201420531100.2U CN201420531100U CN204044118U CN 204044118 U CN204044118 U CN 204044118U CN 201420531100 U CN201420531100 U CN 201420531100U CN 204044118 U CN204044118 U CN 204044118U
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- Prior art keywords
- transfusion bottle
- quantitative transfusion
- discharging opening
- dispenser
- mixing
- Prior art date
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- QCTBMLYLENLHLA-UHFFFAOYSA-N aminomethylbenzoic acid Chemical compound NCC1=CC=C(C(O)=O)C=C1 QCTBMLYLENLHLA-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229960003375 aminomethylbenzoic acid Drugs 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 239000012535 impurity Substances 0.000 title claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 83
- ZWLPBLYKEWSWPD-UHFFFAOYSA-N o-toluic acid Chemical compound CC1=CC=CC=C1C(O)=O ZWLPBLYKEWSWPD-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000005303 weighing Methods 0.000 claims abstract description 35
- 239000000126 substance Substances 0.000 claims abstract description 32
- OITNBJHJJGMFBN-UHFFFAOYSA-N 4-(chloromethyl)benzoic acid Chemical compound OC(=O)C1=CC=C(CCl)C=C1 OITNBJHJJGMFBN-UHFFFAOYSA-N 0.000 claims abstract description 18
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910000403 monosodium phosphate Inorganic materials 0.000 claims abstract description 12
- 235000019799 monosodium phosphate Nutrition 0.000 claims abstract description 12
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 74
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 36
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 33
- 239000000203 mixture Substances 0.000 claims description 30
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 11
- 238000004451 qualitative analysis Methods 0.000 abstract description 3
- 238000004445 quantitative analysis Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 34
- 238000000034 method Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 9
- 239000013558 reference substance Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 4
- 238000004128 high performance liquid chromatography Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000004811 liquid chromatography Methods 0.000 description 4
- LPNBBFKOUUSUDB-UHFFFAOYSA-N p-toluic acid Chemical compound CC1=CC=C(C(O)=O)C=C1 LPNBBFKOUUSUDB-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000010812 external standard method Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- YTJSFYQNRXLOIC-UHFFFAOYSA-N octadecylsilane Chemical compound CCCCCCCCCCCCCCCCCC[SiH3] YTJSFYQNRXLOIC-UHFFFAOYSA-N 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- PBCJIPOGFJYBJE-UHFFFAOYSA-N acetonitrile;hydrate Chemical group O.CC#N PBCJIPOGFJYBJE-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- IHLAQQPQKRMGSS-UHFFFAOYSA-N oxiracetam Chemical compound NC(=O)CN1CC(O)CC1=O IHLAQQPQKRMGSS-UHFFFAOYSA-N 0.000 description 1
- 229960001227 oxiracetam Drugs 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
Aminomethylbenzoic acid sample impurity detection device, comprise liquid chromatograph, dispenser of weighing, mixing quantitative transfusion bottle and simple substance quantitative transfusion bottle, dispenser of weighing is made up of aminomethylbenzoic acid samples weighing dispenser, sodium dihydrogen phosphate dispenser, lauryl sodium sulfate dispenser, the heavy dispenser of methyl benzoic acid and p-chloromethyl benzoic acid dispenser of weighing of weighing of weighing.All taking all adopts quantitative manner to carry out, and weigh accuracy and improve, error reduces, and improves the accuracy measured, and the measurement avoiding human factor to cause is slipped up, can qualitative and quantitative analysis, reproducible.
Description
Technical field
The utility model relates to a kind of substance detecting apparatus, is exactly a kind of aminomethylbenzoic acid sample impurity detection device.
Background technology
In aminomethylbenzoic acid, the detection of related substance is the important process whether inspection medicine is qualified.At present, the method for inspection is for adopting nh 2 column, and mobile phase is acetonitrile-water.Self-control method is adopted to test the related substance of Oxiracetam.Checked operation process, regulate pH value to 7.40 with 4.0% sodium hydroxide solution, pH value is difficult to debugging control, and has obvious limitation and unworthiness.Because various reagent needs existing allotment, various allotment is manual operation, and the amount of taking error is comparatively large, causes final detection result confidence level lower.
Utility model content
For overcoming above-mentioned deficiency of the prior art, the utility model is to provide a kind of aminomethylbenzoic acid sample impurity detection device, can qualitative and quantitative analysis, and result degree of accuracy is high.
The utility model for achieving the above object, be achieved through the following technical solutions: aminomethylbenzoic acid sample impurity detection device, comprise liquid chromatograph, to weigh dispenser, mixing quantitative transfusion bottle and simple substance quantitative transfusion bottle, weigh dispenser by aminomethylbenzoic acid samples weighing dispenser, sodium dihydrogen phosphate is weighed dispenser, lauryl sodium sulfate is weighed dispenser, the heavy dispenser of methyl benzoic acid and p-chloromethyl benzoic acid are weighed dispenser composition, mixing quantitative transfusion bottle is by the first aminomethylbenzoic acid sample mix quantitative transfusion bottle, mobile phase mixing quantitative transfusion bottle, methyl benzoic acid mixing quantitative transfusion bottle, p-chloromethyl benzoic acid mixing quantitative transfusion bottle and the second aminomethylbenzoic acid sample mix quantitative transfusion bottle composition, simple substance quantitative transfusion bottle is by water quantitative transfusion bottle, methyl alcohol quantitative transfusion bottle, triethylamine quantitative transfusion bottle and phosphoric acid quantitative transfusion bottle composition, liquid chromatograph connects the discharging opening of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle respectively, the discharging opening of methyl benzoic acid mixing quantitative transfusion bottle, the discharging opening of p-chloromethyl benzoic acid mixing quantitative transfusion bottle and the discharging opening of the second aminomethylbenzoic acid sample mix quantitative transfusion bottle, the charging aperture of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle connects the discharging opening of aminomethylbenzoic acid samples weighing dispenser respectively, the discharging opening of mobile phase mixing quantitative transfusion bottle and the discharging opening of water quantitative transfusion bottle, the charging aperture of methyl benzoic acid mixing quantitative transfusion bottle connects the discharging opening of mobile phase mixing quantitative transfusion bottle, the charging aperture of p-chloromethyl benzoic acid mixing quantitative transfusion bottle connects the discharging opening of mobile phase mixing quantitative transfusion bottle, the charging aperture of the second aminomethylbenzoic acid sample mix quantitative transfusion bottle connects the discharging opening of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle and the discharging opening of mobile phase mixing quantitative transfusion bottle respectively, the charging aperture of mobile phase mixing quantitative transfusion bottle connects the discharging opening of water quantitative transfusion bottle respectively, the discharging opening of methyl alcohol quantitative transfusion bottle, the discharging opening of triethylamine quantitative transfusion bottle, the discharging opening of phosphoric acid quantitative transfusion bottle, the weigh discharging opening of dispenser and lauryl sodium sulfate of sodium dihydrogen phosphate is weighed the discharging opening of dispenser.
In order to realize the purpose of this utility model further, can also by the following technical solutions: described dispenser of weighing comprises support, support installs oblique delivery chute and weighing instrument respectively, bracing frame installed by weighing instrument, bracing frame fixedly mounts discharging barrel, and Open Side Down for discharging barrel, and discharging barrel arranges solenoid valve, the lower end of discharging barrel is positioned at the upper end of oblique delivery chute, and the lower end of oblique delivery chute is discharging opening.Described mixing quantitative transfusion bottle comprises mixing capacity bottle, and mixing capacity bottle is installed mixing constant-delivery pump, install stirrer bottom mixing capacity bottle, the bottleneck of mixing capacity bottle is charging aperture, and mixing constant-delivery pump output terminal is discharging opening.Described simple substance quantitative transfusion bottle comprises simple substance volumetric flask, simple substance volumetric flask is installed simple substance constant-delivery pump, and the bottleneck of simple substance volumetric flask is charging aperture, and the output terminal of simple substance constant-delivery pump is discharging opening.
The utility model has the advantages that: all taking all adopts quantitative manner to carry out, and weigh accuracy and improve, error reduces, and improves the accuracy measured, and the measurement avoiding human factor to cause is slipped up, can qualitative and quantitative analysis, reproducible.The utility model also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model; Fig. 2 is weigh in Fig. 1 dispenser and the structural representation mixing quantitative transfusion bottle; Fig. 3 is simple substance quantitative transfusion bottle structure schematic diagram in Fig. 1.
Reference numeral: 1 liquid chromatograph 21 aminomethylbenzoic acid samples weighing dispenser 22 sodium dihydrogen phosphate dispenser 23 lauryl sodium sulfate dispenser 24 methyl benzoic acid heavy dispenser 25 p-chloromethyl benzoic acid dispenser 201 support 202 weighing instrument 203 solenoid valve 204 discharging barrel 205 bracing frame 206 oblique delivery chute 31 first aminomethylbenzoic acid sample mix quantitative transfusion bottle 32 mobile phase mixing quantitative transfusion bottle 33 methyl benzoic acid mixing quantitative transfusion bottle 34 p-chloromethyl benzoic acid mixing quantitative transfusion bottle 35 second aminomethylbenzoic acid sample mix quantitative transfusion bottle 301 mixing capacity bottle 302 stirrer 303 of weighing of weighing of weighing mixes constant-delivery pump 41 water quantitative transfusion bottle 42 methyl alcohol quantitative transfusion bottle 43 triethylamine quantitative transfusion bottle 44 phosphoric acid quantitative transfusion bottle 401 simple substance volumetric flask 402 simple substance constant-delivery pump.
Embodiment
Aminomethylbenzoic acid sample impurity detection device, as shown in Figure 1, comprise liquid chromatograph 1, to weigh dispenser, mixing quantitative transfusion bottle and simple substance quantitative transfusion bottle, weigh dispenser by aminomethylbenzoic acid samples weighing dispenser 21, sodium dihydrogen phosphate is weighed dispenser 22, lauryl sodium sulfate is weighed dispenser 23, the heavy dispenser 24 of methyl benzoic acid and p-chloromethyl benzoic acid dispenser 25 of weighing forms, mixing quantitative transfusion bottle is by the first aminomethylbenzoic acid sample mix quantitative transfusion bottle 31, mobile phase mixing quantitative transfusion bottle 32, methyl benzoic acid mixing quantitative transfusion bottle 33, p-chloromethyl benzoic acid mixing quantitative transfusion bottle 34 and the second aminomethylbenzoic acid sample mix quantitative transfusion bottle 35 form, simple substance quantitative transfusion bottle is by water quantitative transfusion bottle 41, methyl alcohol quantitative transfusion bottle 42, triethylamine quantitative transfusion bottle 43 and phosphoric acid quantitative transfusion bottle 44 form, liquid chromatograph 1 connects the discharging opening of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle 31 respectively, the discharging opening of methyl benzoic acid mixing quantitative transfusion bottle 33, the discharging opening of p-chloromethyl benzoic acid mixing quantitative transfusion bottle 34 and the discharging opening of the second aminomethylbenzoic acid sample mix quantitative transfusion bottle 35, the charging aperture of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle 31 connects the discharging opening of aminomethylbenzoic acid samples weighing dispenser 21 respectively, the discharging opening of mobile phase mixing quantitative transfusion bottle 32 and the discharging opening of water quantitative transfusion bottle 41, the charging aperture of methyl benzoic acid mixing quantitative transfusion bottle 33 connects the discharging opening of mobile phase mixing quantitative transfusion bottle 32, the charging aperture of p-chloromethyl benzoic acid mixing quantitative transfusion bottle 34 connects the discharging opening of mobile phase mixing quantitative transfusion bottle 32, the charging aperture of the second aminomethylbenzoic acid sample mix quantitative transfusion bottle 35 connects the discharging opening of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle 31 and the discharging opening of mobile phase mixing quantitative transfusion bottle 32 respectively, the charging aperture of mobile phase mixing quantitative transfusion bottle 32 connects the discharging opening of water quantitative transfusion bottle 41 respectively, the discharging opening of methyl alcohol quantitative transfusion bottle 42, the discharging opening of triethylamine quantitative transfusion bottle 43, the discharging opening of phosphoric acid quantitative transfusion bottle 44, the weigh discharging opening of dispenser 22 and lauryl sodium sulfate of sodium dihydrogen phosphate is weighed the discharging opening of dispenser 23.
Specific operation process is: adopt HPLC method, chromatographic column is Diamonsil C18 (4.6 × 250mm 5um)
Mobile phase is: 1.5 ‰ sodium dodecyl sulfate solutions, preparation process is: sodium dihydrogen phosphate dispenser 22 of weighing exports sodium dihydrogen phosphate 18.3g to mobile phase mixing quantitative transfusion bottle 32, water quantitative transfusion bottle 41 adds water 800ml to the interior dissolving of mobile phase mixing quantitative transfusion bottle 32, triethylamine quantitative transfusion bottle 43 carries triethylamine 8.3ml to mix to mobile phase mixing quantitative transfusion bottle 32, lauryl sodium sulfate dispenser 23 of weighing adds lauryl sodium sulfate 1.5g again and mixes to mobile phase mixing quantitative transfusion bottle 32, phosphoric acid quantitative transfusion bottle 44 exports phosphoric acid to mobile phase mixing quantitative transfusion bottle 32, adjust ph to 2.5, water quantitative transfusion bottle 41 adds water to 1000ml and mixes, methyl alcohol quantitative transfusion bottle 42 exports methyl alcohol to methanol as mobile phase mixing quantitative transfusion bottle 32, quantity of methyl alcohol is 400ml.Flow velocity: 1.0ml/min.
Concrete test operation:
Aminomethylbenzoic acid sample is delivered to the first aminomethylbenzoic acid sample mix quantitative transfusion bottle 31 by aminomethylbenzoic acid samples weighing dispenser 21, water quantitative transfusion bottle 41 is dissolved in water and makes the solution of every 1ml containing 4mg, mobile phase mixing quantitative transfusion bottle 32 adds mobile phase and is diluted to the solution A containing 0.4mg in every 1ml, take out part solution A to the second toluic acid sample mix quantitative transfusion bottle 35, then make the solution B of every 1ml containing 4 μ g by mobile phase mixing quantitative transfusion bottle 32 mobile phase.The heavy dispenser 24 of methyl benzoic acid carries p-methylbenzoic acid to methyl benzoic acid mixing quantitative transfusion bottle 33, inputs the solution that flowing phase dilution becomes 4 μ g/ml, solution C in contrast by mobile phase mixing quantitative transfusion bottle 32; Methyl benzoic acid dispenser 25 of weighing carries p-chloromethyl benzoic acid to p-chloromethyl benzoic acid mixing quantitative transfusion bottle 34, inputs the solution that flowing phase dilution becomes 4 μ g/ml, solution D in contrast by mobile phase mixing quantitative transfusion bottle 32.
Measure according to high performance liquid chromatography (Chinese Pharmacopoeia 2010 editions two annex V D).Be filling agent with octadecylsilane chemically bonded silica; 1.5 ‰ sodium dodecyl sulfate solutions-methyl alcohol (60:40); Determined wavelength is 230nm; Get reference substance solution C and D 10 μ l injection liquid chromatographies respectively, regulate detection sensitivity, make the peak height of major component chromatographic peak be 15% ~ 20% of full scale; Solution A and each 10 μ l injection liquid chromatographies of solution B again, record chromatogram.If any the chromatographic peak consistent with reference substance retention time in the chromatogram of solution B, must not 0.10% be crossed by external standard method with its content of calculated by peak area.If any other impurity peaks, measure and desolventize single maximum contaminant peak area outside peak and must not be greater than solution (2) main peak area 0.1(0.1%), each impurity peak area and the 0.5(0.5% that must not be greater than solution (2) main peak area).
Computing formula:
Always
Described dispenser of weighing is to measure the amount of solid matter and the equipment of injected volume function, as shown in Figure 2, comprise support 201, support 201 is installed respectively oblique delivery chute 206 and weighing instrument 202, weighing instrument 202 is installed bracing frame 205, bracing frame 205 fixedly mounts discharging barrel 204, Open Side Down for discharging barrel 204, discharging barrel 204 is arranged solenoid valve 203, the lower end of discharging barrel 204 is positioned at the upper end of oblique delivery chute 206, and the lower end of oblique delivery chute 206 is discharging opening.Discharging barrel 204 releases material by solenoid valve 203, and material drops on oblique delivery chute 206, and inventory is that weighing instrument 202 records weight reduction.This equipment directly takes compared with inventory with existing, and avoid the impact of weighing instrument in inventory dropping process, cause weighing device to quit work in advance, actual inventory is less than theoretical inventory, makes testing result inaccurate.
Described mixing quantitative transfusion bottle is for having the device of stirring and quantitative conveying function, as shown in Figure 2, comprise mixing capacity bottle 301, mixing capacity bottle 301 is installed mixing constant-delivery pump 303, stirrer 302 is installed bottom mixing capacity bottle 301, the bottleneck of mixing capacity bottle 301 is charging aperture, and mixing constant-delivery pump 303 output terminal is discharging opening.
Described simple substance quantitative transfusion bottle is for having the device of quantitative conveying function, as shown in Figure 3, comprise simple substance volumetric flask 401, simple substance volumetric flask 401 is installed simple substance constant-delivery pump 402, the bottleneck of simple substance volumetric flask 401 is charging aperture, and the output terminal of simple substance constant-delivery pump 402 is discharging opening.
The using method that this equipment is corresponding, also can adopt conventional test equipment to carry out, but degree of accuracy is far smaller than employing equipment of the present utility model, is specially:
Inspection method: HPLC method
Test condition:
Chromatographic column:
diamonsilc18 (4.6 × 250mm 5um)
Mobile phase: (get sodium dihydrogen phosphate 18.3g, the 800ml that adds water dissolves 1.5 ‰ sodium dodecyl sulfate solutions, after adding triethylamine 8.3ml mixing, add lauryl sodium sulfate 1.5g again, jolting makes dissolving, by phosphoric acid adjust ph to 2.5, add water to 1000ml, shake up)-methyl alcohol (60:40)
Determined wavelength: 230nm
Flow velocity: 1.0ml/min
Column temperature: room temperature
Sample size: 10ul
Concrete test operation:
related substanceget this product appropriate, accurately weighed, be dissolved in water and make the solution of every 1ml containing 4mg, precision measures in right amount, add mobile phase be diluted to contain 0.4mg in every 1ml solution (1) as need testing solution; Get solution (1), with the solution (2) of the every 1ml of flowing containing 4 μ g.Separately get p-methylbenzoic acid, p-chloromethyl benzoic acid reference substance is in right amount each, accurately weighed, be diluted to the solution of 4 μ g/ml with mobile phase, in contrast product solution.
Measure according to high performance liquid chromatography (Chinese Pharmacopoeia 2010 editions two annex V D).Be filling agent with octadecylsilane chemically bonded silica; (get sodium dihydrogen phosphate 18.3g, the 800ml that adds water dissolves 1.5 ‰ sodium dodecyl sulfate solutions, after adding triethylamine 8.3ml mixing, add lauryl sodium sulfate 1.5g again, jolting makes dissolving, by phosphoric acid adjust ph to 2.5, add water to 1000ml, shake up)-methyl alcohol (60:40); Determined wavelength is 230nm; Get reference substance solution 10 μ l injection liquid chromatography, regulate detection sensitivity, make the peak height of major component chromatographic peak be 15% ~ 20% of full scale; Precision measures solution (2) and each 10 μ l injection liquid chromatographies of need testing solution again, record chromatogram.If any the chromatographic peak consistent with reference substance retention time in the chromatogram of need testing solution, must not 0.10% be crossed by external standard method with its content of calculated by peak area.If any other impurity peaks, measure and desolventize single maximum contaminant peak area outside peak and must not be greater than solution (2) main peak area 0.1(0.1%), each impurity peak area and the 0.5(0.5% that must not be greater than solution (2) main peak area).
Computing formula:
Always
The method has following advantage:
The technical solution of the utility model is not restricted in the scope of embodiment described in the utility model.The technology contents of the not detailed description of the utility model is known technology.
Claims (4)
1. aminomethylbenzoic acid sample impurity detection device, it is characterized in that: comprise liquid chromatograph (1), to weigh dispenser, mixing quantitative transfusion bottle and simple substance quantitative transfusion bottle, weigh dispenser by aminomethylbenzoic acid samples weighing dispenser (21), sodium dihydrogen phosphate is weighed dispenser (22), lauryl sodium sulfate is weighed dispenser (23), the heavy dispenser (24) of methyl benzoic acid and p-chloromethyl benzoic acid dispenser (25) of weighing forms, mixing quantitative transfusion bottle is by the first aminomethylbenzoic acid sample mix quantitative transfusion bottle (31), mobile phase mixing quantitative transfusion bottle (32), methyl benzoic acid mixing quantitative transfusion bottle (33), p-chloromethyl benzoic acid mixing quantitative transfusion bottle (34) and the second aminomethylbenzoic acid sample mix quantitative transfusion bottle (35) composition, simple substance quantitative transfusion bottle is by water quantitative transfusion bottle (41), methyl alcohol quantitative transfusion bottle (42), triethylamine quantitative transfusion bottle (43) and phosphoric acid quantitative transfusion bottle (44) composition, liquid chromatograph (1) connects the discharging opening of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle (31) respectively, the discharging opening of methyl benzoic acid mixing quantitative transfusion bottle (33), the discharging opening of p-chloromethyl benzoic acid mixing quantitative transfusion bottle (34) and the discharging opening of the second aminomethylbenzoic acid sample mix quantitative transfusion bottle (35), the charging aperture of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle (31) connects the discharging opening of aminomethylbenzoic acid samples weighing dispenser (21) respectively, the discharging opening of mobile phase mixing quantitative transfusion bottle (32) and the discharging opening of water quantitative transfusion bottle (41), the charging aperture of methyl benzoic acid mixing quantitative transfusion bottle (33) connects the discharging opening of mobile phase mixing quantitative transfusion bottle (32), the charging aperture of p-chloromethyl benzoic acid mixing quantitative transfusion bottle (34) connects the discharging opening of mobile phase mixing quantitative transfusion bottle (32), the charging aperture of the second aminomethylbenzoic acid sample mix quantitative transfusion bottle (35) connects the discharging opening of the first aminomethylbenzoic acid sample mix quantitative transfusion bottle (31) and the discharging opening of mobile phase mixing quantitative transfusion bottle (32) respectively, the charging aperture of mobile phase mixing quantitative transfusion bottle (32) connects the discharging opening of water quantitative transfusion bottle (41) respectively, the discharging opening of methyl alcohol quantitative transfusion bottle (42), the discharging opening of triethylamine quantitative transfusion bottle (43), the discharging opening of phosphoric acid quantitative transfusion bottle (44), the weigh discharging opening of dispenser (22) and lauryl sodium sulfate of sodium dihydrogen phosphate is weighed the discharging opening of dispenser (23).
2. aminomethylbenzoic acid sample impurity detection device according to claim 1, it is characterized in that: described dispenser of weighing comprises support (201), support (201) is installed respectively oblique delivery chute (206) and weighing instrument (202), weighing instrument (202) is installed bracing frame (205), bracing frame (205) fixedly mounts discharging barrel (204), Open Side Down for discharging barrel (204), discharging barrel (204) is arranged solenoid valve (203), the lower end of discharging barrel (204) is positioned at the upper end of oblique delivery chute (206), the lower end of oblique delivery chute (206) is discharging opening.
3. aminomethylbenzoic acid sample impurity detection device according to claim 1, it is characterized in that: described mixing quantitative transfusion bottle comprises mixing capacity bottle (301), mixing capacity bottle (301) is upper installs mixing constant-delivery pump (303), stirrer (302) is installed in mixing capacity bottle (301) bottom, the bottleneck of mixing capacity bottle (301) is charging aperture, and mixing constant-delivery pump (303) output terminal is discharging opening.
4. aminomethylbenzoic acid sample impurity detection device according to claim 1, it is characterized in that: described simple substance quantitative transfusion bottle comprises simple substance volumetric flask (401), simple substance volumetric flask (401) is upper installs simple substance constant-delivery pump (402), the bottleneck of simple substance volumetric flask (401) is charging aperture, and the output terminal of simple substance constant-delivery pump (402) is discharging opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420531100.2U CN204044118U (en) | 2014-09-16 | 2014-09-16 | Aminomethylbenzoic acid sample impurity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420531100.2U CN204044118U (en) | 2014-09-16 | 2014-09-16 | Aminomethylbenzoic acid sample impurity detection device |
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| Publication Number | Publication Date |
|---|---|
| CN204044118U true CN204044118U (en) | 2014-12-24 |
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| CN201420531100.2U Withdrawn - After Issue CN204044118U (en) | 2014-09-16 | 2014-09-16 | Aminomethylbenzoic acid sample impurity detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198610A (en) * | 2014-09-16 | 2014-12-10 | 德州博诚制药有限公司 | Aminomethylbenzoic acid sample impurity detection device |
| CN105929098A (en) * | 2016-06-30 | 2016-09-07 | 湖南洞庭药业股份有限公司 | Aminomethylbenzoic acid and injection composition and quality control method thereof |
| CN115343370A (en) * | 2021-05-13 | 2022-11-15 | 中国石油天然气股份有限公司 | System and method for quickly separating lithium element driven by micro-pressure of infusion bottle |
-
2014
- 2014-09-16 CN CN201420531100.2U patent/CN204044118U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198610A (en) * | 2014-09-16 | 2014-12-10 | 德州博诚制药有限公司 | Aminomethylbenzoic acid sample impurity detection device |
| CN105929098A (en) * | 2016-06-30 | 2016-09-07 | 湖南洞庭药业股份有限公司 | Aminomethylbenzoic acid and injection composition and quality control method thereof |
| CN105929098B (en) * | 2016-06-30 | 2017-07-04 | 湖南洞庭药业股份有限公司 | Aminomethylbenzoic acid and injecta composition and its quality control method |
| CN115343370A (en) * | 2021-05-13 | 2022-11-15 | 中国石油天然气股份有限公司 | System and method for quickly separating lithium element driven by micro-pressure of infusion bottle |
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