CN110132889A - A kind of transflector measurement attachment and solid-liquid measure conversion method - Google Patents
A kind of transflector measurement attachment and solid-liquid measure conversion method Download PDFInfo
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- CN110132889A CN110132889A CN201910301647.0A CN201910301647A CN110132889A CN 110132889 A CN110132889 A CN 110132889A CN 201910301647 A CN201910301647 A CN 201910301647A CN 110132889 A CN110132889 A CN 110132889A
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- 238000005259 measurement Methods 0.000 title claims abstract description 51
- 239000007788 liquid Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 239000006228 supernatant Substances 0.000 claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 14
- 238000002386 leaching Methods 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims description 9
- 238000005352 clarification Methods 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 3
- 238000002329 infrared spectrum Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims 1
- 230000007704 transition Effects 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a kind of transflector measurement attachmentes and solid-liquid to measure conversion method, transflector measurement attachment is for assisting near-infrared spectrometers to measure supernatant liquid, supernatant liquid is contained in sample container, transflector measurement attachment leaching is placed in the supernatant liquid in sample container, sample container is set on the objective table of near-infrared spectrometers, the first end that transflector measures attachment has recess portion, supernatant liquid is accommodated in recess portion, recess portion has the plane of reflection, light source and detector are provided with below objective table, the reflected beams are reflected to form by the plane of reflection after clear solution in the detection light beam through recesses of light source transmitting, detector is for receiving the reflected beams to analyze supernatant liquid.Solid-liquid measurement conversion method of the invention measures attachment using above-mentioned transflector.The configuration of the present invention is simple and easy to use effectively increases the working efficiency of the detection of near-infrared spectrometers fluid sample and solid-liquid transition detection.
Description
Technical field
Present invention is generally directed to technical field of spectral detection, in particular to a kind of transflector measurement attachment and
Solid-liquid measures conversion method.
Background technique
Near-infrared spectral analysis technology is a kind of Fast Detection Technique, has and is not necessarily to sample preparation, lossless, quick and many index
The superiority that can detect result simultaneously has obtained extensively as the physico-chemical analysis technological means for substituting traditional in manufacturing field
Using.However, near infrared spectrometer generallys use diffusing reflection mode when measuring solid, i.e., detector detection is to be irradiated to admittedly
The diffusing reflection signal that body sample back reflection goes back, and what is generallyd use when measuring clear solution is transmission mode, i.e. detector
Detection is the transmission signal of fluid sample to be penetrated after being irradiated to sample, and need cuvette to carry out light path when measurement fluid sample
Control, since two kinds of detection modes are there are larger difference, traditional near infrared spectrometer must pass through switching-over light path or change attachment
Mode carry out the detection of solid-liquid two-phase sample, but this conversion regime is complicated for operation, the behaviour such as need to be dismantled, replaced and be installed
Make, makes troubles to the especially live test sample of test sample, reduce working efficiency；Meanwhile traditional separate type attachment and light channel structure
And the use of cuvette largely reduces the portability and ease for use of instrument.
Therefore, industry needs a kind of can simplify using step and convenient for the measurement attachment of solid-liquid transition detection and detection conversion
Method.
Summary of the invention
A primary object of the present invention is to overcome at least one defect of the above-mentioned prior art, and providing one kind can simplify
Using step and convenient for the measurement attachment of solid-liquid transition detection and detection conversion method.
For achieving the above object, the present invention adopts the following technical scheme:
According to an aspect of the invention, there is provided a kind of transflector measures attachment, the transflector measurement attachment is used for
Near-infrared spectrometers are assisted to measure supernatant liquid, the supernatant liquid is contained in sample container, the transflector measurement
Attachment leaching is placed in the supernatant liquid in the sample container, and the sample container is set to the near-infrared spectrometers
On objective table, the first end of the transflector measurement attachment has recess portion, accommodates in the recess portion and is stated supernatant liquid, described
Recess portion has the plane of reflection, and light source and detector are provided with below the objective table, and the detection light beam of the light source transmitting penetrates
The reflected beams are reflected to form by the plane of reflection after clear solution in the recess portion, the detector is described anti-for receiving
Irradiating light beam is to analyze the supernatant liquid.
According to an embodiment of the present invention, the plane of reflection is parallel with the objective table.
According to an embodiment of the present invention, the light source and the detector correspond to the plane of reflection setting.
According to an embodiment of the present invention, the light source is arranged two, and two light sources are about the detector pair
Claim setting.
According to an embodiment of the present invention, the first end of the transflector measurement attachment has flange, and the flange is set
It is placed in the periphery of the recess portion.
According to an embodiment of the present invention, the transflector measurement attachment setting at least two, at least two is described
The thickness of the flange of reflection measurement attachment is not identical.
According to an embodiment of the present invention, the flange is detachably connected at least one adjusting gasket, the adjusting
Gasket is used to adjust the depth of the recess portion.
According to an embodiment of the present invention, the second end of the transflector measurement attachment, which has, captures portion, described to capture
Portion corresponds to the first end setting for capturing the transflector measurement attachment, the second end.
According to an embodiment of the present invention, the transflector measurement attachment is made of polytetrafluoroethylene (PTFE).
According to another aspect of the present invention, a kind of solid-liquid measurement conversion method is provided, the method, which uses, such as takes up an official post
Transflector described in one measures attachment, and step includes: that solid sample is placed in sample container, and the sample container is placed in institute
It states on objective table, the near-infrared spectrometers detect the solid sample in the sample container；Be converted to detection
When fluid sample, fluid sample is placed in sample container, transflector measurement attachment leaching is placed in the sample container
Fluid sample in, the sample container is placed on the objective table, the near-infrared spectrometers hold the sample
Fluid sample in device is detected.
As shown from the above technical solution, transflector of the invention measures the advantages of attachment and has the active effect that
In the present invention, transflector measurement attachment leaching is placed in the supernatant liquid in sample container, the detection light of light source transmitting
The reflected beams are reflected to form by the plane of reflection after clear solution in beam through recesses, detector receives after the reflected beams to clarification
Liquid is analyzed, and liquid can only be detected by detection optical signal transmissive in the use of near-infrared spectrometers by changing
Tradition avoids optical path switching construction complicated when being converted to detection liquid from detection solid, attachment uses and dismount step, light
Journey adjustability is stronger, and structure is simple and easy to use, effectively increases the detection of near-infrared spectrometers fluid sample and consolidates
The working efficiency of liquid transition detection has very high economy, is extremely suitble in the industry cycle promote the use of.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
Other attached drawings can also be obtained such as these attached drawings.
Fig. 1 is the practical application schematic diagram that one embodiment of the invention transflector measures attachment.
Wherein, the reference numerals are as follows:
1, near-infrared spectrometers；11, objective table；12, light source；13, detector；2, sample container；3, transflector is surveyed
Measure attachment；31, first end；311, flange；312, recess portion；3121, the plane of reflection；32, second end；321, portion is captured；4, it clarifies
Liquid.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Label indicates same or similar structure, thus the detailed description that will omit them.
It is described below, is carried out referring to attached drawing, the attached drawing forms of the invention one to difference of the invention is exemplary
Part, and different exemplary structures, system and the step that many aspects of the invention can be achieved wherein are shown by way of example
Suddenly.It should be understood that other specified schemes of component, structure, exemplary means, system and step can be used, and can be not inclined
Structural and functional modification is carried out in the case where from the scope of the invention.Although moreover, in this specification can be used term " top ",
" bottom ", " front ", " rear portion ", " side " etc. describe different example features and element of the invention, but these terms
With in this article merely for convenient, such as such as attached exemplary direction described in figure.Any content in this specification is not answered
The specific three dimensional direction for being interpreted as Structure of need is just fallen within the scope of the present invention.
Fig. 1 is the practical application schematic diagram that one embodiment of the invention transflector measures attachment.
As shown in Figure 1, the transflector measurement attachment 3 of the embodiment is for assisting the measurement clarification of near-infrared spectrometers 1
Liquid 4, supernatant liquid 4 are contained in sample container 2, and transflector measurement attachment 3 soaks the supernatant liquid 4 being placed in sample container 2
In, sample container 2 is set on the objective table 11 of near-infrared spectrometers 1, and the first end 31 of transflector measurement attachment 3 has
Recess portion 312, supernatant liquid 4 is accommodated in recess portion 312, and recess portion 312 has the plane of reflection 3121, is provided with light below objective table 11
Source 12 and detector 13, it is anti-by the plane of reflection 3121 after the clear solution in detection light beam through recesses 312 that light source 12 emits
It penetrates to form the reflected beams, detector 13 is for receiving the reflected beams to analyze supernatant liquid 4.
In the embodiment, near-infrared spectrometers 1 include objective table 11, and objective table 11 can be made of transparent material,
May be provided with sapphire window immediately below objective table 11, detector 13 be set to below the sapphire window of 11 lower section of objective table and
The setting of face sapphire window, light source 12 is arranged two or more, and specific number can be depending on demand, two or more light sources
12 are symmetrical arranged about detector 13, and tungsten lamp can be used in light source 12, and linear variable filter (LVF) conduct can be used in detector 13
Beam splitter.Near-infrared spectrometers 1 in the present embodiment use MicroNIRTMMiniature near-infrared spectrometers.
In the embodiment, sample container 2 can be cylindric sample bottle, be also possible to other suitable containers, this implementation
It is illustrated so that sample container 2 is cylindric sample bottle as an example in example, sample container 2 is made of transparent material, and sample container 2 is put
It is placed on objective table 11 and the light source 12 of 11 lower section of face objective table and detector 13 is arranged；Transflector measures attachment 3 by poly- four
Vinyl fluoride is made, and polytetrafluoroethylene (PTFE) has the characteristics that antiacid alkali resistant and near infrared band light total reflection, and is practically insoluble in
All solvents, while also there is characteristic resistant to high temperature, it is suitable for the transflector measurement attachment 3 of near-infrared spectrometers 1
Composition material, to better adapt to the liquid sample of various complexity.
In the embodiment, it includes first end 31 and second end 32, the corresponding first end 31 of second end 32 that transflector, which measures attachment 3,
It is arranged and opposite with first end 31, first end 31 is the lower end of diagram, and second end 32 is the upper end of diagram, first end 31
The shape of shape and the inner volume of sample container 2 is adapted, general cylindrical, the first end 31 of the first end 31 in the present embodiment
Diameter of section be less than sample container 2 bore, in order to by transflector measurement attachment 3 first end 31 be placed into sample container
In 2；The second end 32 of transflector measurement attachment 3, which has, captures portion 321, captures portion 321 for capturing transflector and measures attachment 3,
Capturing portion 321 can generally be spherical or inverted drops, and second end 32 captures portion 321 and can be less than by a diameter and capture
The neck of 321 diameter of portion is connected with first end 31, and user easily can take or place transflector measurement by capturing portion 321
Attachment 3.It should be noted that the shape for capturing portion 321 is not limited to above-mentioned shape, and can be any suitable for being captured
Shape.
In the embodiment, the first end 31 that transflector measures attachment 3 has flange 311, and the outer profile of flange 311 is settable
For the shape being adapted with 31 outer profile of first end, 311 outer profile of the present embodiment flange is cylindrical surface, and flange 311 is set to
The periphery of recess portion 312 and it is arranged around recess portion 312, recess portion 312 is collectively formed in the inner wall of flange 311 and the plane of reflection 3121；
In practical applications, transflector measures attachment 3 settable at least two, this at least two transflector measures the flange 311 of attachment 3
Thickness it is not identical, the thickness of flange 311 refer to by transflector measurement attachment 3 be vertically placed in a plane and flange 311 with should
The distance between the plane of reflection 3121 of the plane and recess portion 312 when plane contact, transflector measures attachment 3 can be in its manufacture
Process a series of different, the difference that a series of this different-thickness of flange 311 can be required according to measurement of 311 thickness of flange
Light path determines.
Alternatively, the flange 311 of transflector measurement attachment 3 is detachably connected at least one adjusting gasket, adjusting gasket is used
In the depth for adjusting recess portion 312, specific settable one, two or more adjusting gaskets, the thickness of each adjusting gasket is visually surveyed
Required different light paths determine when amount, and the thickness of flange 311 has determined the one of transflector measurement attachment 3 when no adjusting gasket connects
Kind light path, the sum of flange 311 and the thickness of adjusting gasket have determined the another of transflector measurement attachment 3 when having adjusting gasket connection
Kind of light path, can continuously be superimposed connection adjusting gasket on flange 311 to form different light paths, can also by one, it is two or more
The thickness of adjusting gasket is set as different and connects an adjusting gasket only to obtain different light paths, adjusting gasket and flange
Pin connection or other suitable connection type connections can be used in connection between 311 and between different adjustment gasket.
Alternatively, may be provided with the first screw thread of pre- constant pitch on the external cylindrical surface of the flange 311 of transflector measurement attachment 3,
Be additionally provided with adjustment barrel, adjustment barrel is in hollow cylindrical, be provided on the inner cylinder face of adjustment barrel on 311 external cylindrical surface of flange
Compatible second screw thread of the first screw thread, adjustment barrel by the mating connection of the second screw thread and the first screw thread on flange 311,
It can be obtained the different light paths that transflector measures attachment 3 by the way that adjustment barrel opposing flanges 311 are rotated different circle numbers.
In the embodiment, transflector measurement attachment 3 vertically leaching is placed in sample container 2, the flange 311 of first end 31 or
It is that adjusting gasket or adjustment barrel are contacted with the inner bottom surface of sample container 2, the plane of reflection 3121 of 31 recess portion 312 of first end
It is parallel with objective table 11, also parallel with the inner bottom surface of sample container 2 in figure, the inside of the plane of reflection 3121 and sample container 2
The distance between bottom surface is light path when measuring, and the plane of reflection 3121 and the light source 12 and detector 13 of 11 lower section of objective table are right
It should be arranged；The detection light beam that light source 12 issues, which penetrates, to be penetrated further into transflector behind the bottom of sample container 2 and measures 3 recess portion of attachment
Clear solution in 312, and then reach the plane of reflection 3121 of recess portion 312 and reflected light is reflected to form by the plane of reflection 3121
Beam, the bottom that sample container 2 is penetrated further into after the clear solution in the reflected beams through recesses 312 reach detector 13, inspection
It surveys device 13 to receive the reflected beams and analyze it processing, the clear solution is qualitatively or quantitatively divided to realize
Analysis.
The present invention also provides a kind of solid-liquids to measure conversion method, and this method measures attachment 3 using transflector as described above,
It includes: that solid sample is placed in sample container 2 that the solid-liquid, which measures conversion method step, and sample container 2 is placed in objective table 11
On, near-infrared spectrometers 1 detect the solid sample in sample container 2；When being converted to detection fluid sample, by liquid
Body sample is placed in sample container 2, and the transflector measurement leaching of attachment 3 is placed in the fluid sample in sample container 2, sample is held
Device 2 is placed on objective table 11, and near-infrared spectrometers 1 detect the fluid sample in sample container 2.Whole process is without more
Change and switch other attachmentes and optical path, without additionally using cuvette that can carry out light path adjusting, realizes solid-liquid measurement attachment one
Body has very high portability and ease for use.
In the present invention, the transflector measurement leaching of attachment 3 is placed in the supernatant liquid 4 in sample container 2, the inspection that light source 12 emits
The reflected beams are reflected to form by the plane of reflection 3121 after the clear solution surveyed in light beam through recesses 312, detector 13 receives instead
Supernatant liquid 4 is analyzed after irradiating light beam, changing can only be transmitted in the use of near-infrared spectrometers 1 by detection
The tradition of optical signal detecting liquid avoids optical path switching construction complicated when being converted to detection liquid from detection solid, attachment
Step is used and dismounts, light path adjustability is stronger, and structure is simple and easy to use, effectively increases near-infrared spectrometers 1
The working efficiency of fluid sample detection and solid-liquid transition detection has very high economy, is extremely suitble in the industry cycle promote to make
With.
General technical staff of the technical field of the invention should be appreciated that shown in above-mentioned specific embodiment part
Specific structure and technical process be merely exemplary, and not restrictive.Moreover, the technical field of the invention is common
Technical staff can be combined to constitute new skill various technical characteristics shown in the above according to various possible modes
Art scheme, or other changes are carried out, and be within the scope of the present invention.
Claims (10)
1. a kind of transflector measures attachment, which is characterized in that the transflector measurement attachment is for assisting near-infrared spectrum analysis
Instrument measures supernatant liquid, and the supernatant liquid is contained in sample container, and the transflector measurement attachment leaching is placed in the sample
In supernatant liquid in container, the sample container is set on the objective table of the near-infrared spectrometers, the transflection
The first end for penetrating measurement attachment has recess portion, accommodates in the recess portion and is stated supernatant liquid, and the recess portion has the plane of reflection,
Light source and detector are provided with below the objective table, the clarification that the detection light beam of the light source transmitting penetrates in the recess portion is molten
The reflected beams are reflected to form by the plane of reflection after liquid, the detector is for receiving the reflected beams to the clarification
Liquid is analyzed.
2. transflector as described in claim 1 measures attachment, which is characterized in that the plane of reflection and the objective table are flat
Row.
3. transflector as claimed in claim 2 measures attachment, which is characterized in that described in the light source and detector correspondence
Plane of reflection setting.
4. transflector as claimed in claim 3 measures attachment, which is characterized in that the light source is arranged two, two light
Source is symmetrical arranged about the detector.
5. transflector as described in claim 1 measures attachment, which is characterized in that the first end tool of the transflector measurement attachment
There is flange, the flange is set to the periphery of the recess portion.
6. transflector as claimed in claim 5 measures attachment, which is characterized in that the transflector measurement attachment setting at least two
A, the thickness of the flange of at least two transflector measurement attachmentes is not identical.
7. transflector as claimed in claim 5 measures attachment, which is characterized in that the flange and at least one adjusting gasket can
Disassembly is connected, and the adjusting gasket is used to adjust the depth of the recess portion.
8. transflector as described in claim 1 measures attachment, which is characterized in that the second end tool of the transflector measurement attachment
Portion is captured, the portion of capturing corresponds to the first end setting for capturing the transflector measurement attachment, the second end.
9. transflector a method as claimed in any one of claims 1-8 measures attachment, which is characterized in that the transflector measurement attachment is by gathering
Tetrafluoroethene is made.
10. a kind of solid-liquid measures conversion method, which is characterized in that the method is using saturating as described in claim 1-9 is any
Reflection measurement attachment, step include: that solid sample is placed in sample container, and the sample container is placed in the objective table
On, the near-infrared spectrometers detect the solid sample in the sample container；Be converted to detection fluid sample
When, fluid sample is placed in sample container, transflector measurement attachment is soaked into the liquid-like being placed in the sample container
In product, the sample container is placed on the objective table, the near-infrared spectrometers are to the liquid in the sample container
Body sample is detected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910301647.0A CN110132889A (en) | 2019-04-16 | 2019-04-16 | A kind of transflector measurement attachment and solid-liquid measure conversion method |
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| CN201910301647.0A CN110132889A (en) | 2019-04-16 | 2019-04-16 | A kind of transflector measurement attachment and solid-liquid measure conversion method |
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| CN112033919A (en) * | 2020-09-09 | 2020-12-04 | 广州万孚生物技术股份有限公司 | biomedical analyzer |
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| CN109406449A (en) * | 2018-11-22 | 2019-03-01 | 中国科学院合肥物质科学研究院 | A kind of portable near infrared spectrometer |
| CN109490239A (en) * | 2018-12-27 | 2019-03-19 | 重庆医科大学 | A kind of dedicated infrared transflector spectral measurement attachment of glass slide sample preparation |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490239A (en) * | 2018-12-27 | 2019-03-19 | 重庆医科大学 | A kind of dedicated infrared transflector spectral measurement attachment of glass slide sample preparation |
| CN109490239B (en) * | 2018-12-27 | 2024-02-02 | 重庆医科大学 | A special infrared transmission and reflection spectrum measurement accessory for slide sample preparation |
| CN111426651A (en) * | 2020-05-18 | 2020-07-17 | 河北中烟工业有限责任公司 | A near-infrared analyzer liquid sample sampling detection device |
| CN112033919A (en) * | 2020-09-09 | 2020-12-04 | 广州万孚生物技术股份有限公司 | biomedical analyzer |
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Application publication date: 20190816 |