Test paper for detecting urine creatinine and preparation method for test paper
A technology for detecting test paper and urine creatinine, which is applied in the direction of analyzing materials through chemical reactions and material analysis through observing the influence of chemical indicators, etc. It can solve the problems of measurement interference, easy degradation of fibers, and unfavorable long-term stable storage of test papers. and other problems, to achieve the effect of easy machine readability, simple preparation method, and overcoming the difficulty of long-term stable storage
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0016] Liquid A (1000mL) contains:
[0017] 2mol / L Tris buffer, pH: 6.0,
[0019] Sodium citrate 1.0g,
[0020] Orange G100mg,
[0021] Dilute pure water to 1000mL.
[0022] Liquid B (1000mL) contains:
[0023] Polyvinylpyrrolidone 10g,
[0024] 3,3',5,5'-Tetramethylbenzidine 0.5g,
[0025] Chloroform to 1000mL.
[0026] Prepare liquid A and liquid B separately. Chromatographic, qualitative or quantitative filter paper (weight greater than 240g / m 2 ) fully immersed in liquid A, take it out and dry it in an oven at 70°C for 15min. Then immerse the filter paper in liquid B, take it out and dry it in an oven at 70°C for 5 minutes.
Embodiment 2
[0028] Liquid A (1000mL) contains:
[0029] 2mol / L Tris buffer, pH: 7.0,
[0031] Sodium citrate 2.5g,
[0032] Orange G150mg,
[0033] Dilute pure water to 1000mL.
[0034] Liquid B (1000mL) contains:
[0035] Polyvinylpyrrolidone 20g,
[0036] 3,3',5,5'-Tetramethylbenzidine 2.5g,
[0037] Chloroform to 1000mL.
[0038] Prepare liquid A and liquid B separately. Chromatographic, qualitative or quantitative filter paper (weight greater than 240g / m 2 ) fully immersed in liquid A, take it out and dry it in an oven at 85°C for 20min. Then immerse the filter paper in B solution, take it out and put it in an oven to dry at 85°C for 10min.
Embodiment 3
[0040] Liquid A (1000mL) contains:
[0041] 2mol / L Tris buffer, pH: 8.0,
[0042] Copper sulfate 2.0g,
[0043] Potassium citrate 5.0g,
[0044] Orange G200mg.
[0045] Dilute pure water to 1000mL.
[0046] Liquid B (1000mL) contains:
[0047] Polyvinylpyrrolidone 15g,
[0048] 3,3',5,5'-Tetramethylbenzidine 5.0g,
[0049] Chloroform to 1000mL.
[0050] Prepare liquid A and liquid B separately. Chromatographic, qualitative or quantitative filter paper (weight greater than 240g / m 2 ) fully immersed in liquid A, take it out and dry it in an oven at 100°C for 30min. Then soak the filter paper in solution B, take it out, and put it in an oven to dry at 100°C for 15 minutes. This test strip is used for urine creatinine test and has the highest color clarity.
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com