caffeine standard Search Results


caffeine  (LGC Standards)
90
LGC Standards caffeine
Caffeine, supplied by LGC Standards, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pmc07791828-54-22-30?v=LGC+Standards
Average 90 stars, based on 1 article reviews
caffeine - by Bioz Stars, 2026-06
90/100 stars
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anhydrous theophylline form  (Chem Impex International)
95
Chem Impex International anhydrous theophylline form
Anhydrous Theophylline Form, supplied by Chem Impex International, used in various techniques. Bioz Stars score: 95/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pm37495026-33-0-5?v=Chem+Impex+International
Average 95 stars, based on 1 article reviews
anhydrous theophylline form - by Bioz Stars, 2026-06
95/100 stars
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caffeine standards  (Revvity)
90
Revvity caffeine standards
Caffeine Standards, supplied by Revvity, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pmc07353657-35-18-32?v=Revvity
Average 90 stars, based on 1 article reviews
caffeine standards - by Bioz Stars, 2026-06
90/100 stars
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caffeine acetaminophen levamisole  (LGC Standards)
93
LGC Standards caffeine acetaminophen levamisole
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Caffeine Acetaminophen Levamisole, supplied by LGC Standards, used in various techniques. Bioz Stars score: 93/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pmc11488248-71-14-20?v=LGC+Standards
Average 93 stars, based on 1 article reviews
caffeine acetaminophen levamisole - by Bioz Stars, 2026-06
93/100 stars
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authentic standards of catechins and caffeine  (Beijing Solarbio Science)
90
Beijing Solarbio Science authentic standards of catechins and caffeine
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Authentic Standards Of Catechins And Caffeine, supplied by Beijing Solarbio Science, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pmc06446291-148-5-9?v=Beijing+Solarbio+Science
Average 90 stars, based on 1 article reviews
authentic standards of catechins and caffeine - by Bioz Stars, 2026-06
90/100 stars
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caffeine standard (powder; ≥95)  (Extrasynthese SA)
90
Extrasynthese SA caffeine standard (powder; ≥95)
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Caffeine Standard (Powder; ≥95), supplied by Extrasynthese SA, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pmc08433751-166-0-7?v=Extrasynthese+SA
Average 90 stars, based on 1 article reviews
caffeine standard (powder; ≥95) - by Bioz Stars, 2026-06
90/100 stars
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iaea600 (caffeine)  (National Institute of Standards and Technology)
90
National Institute of Standards and Technology iaea600 (caffeine)
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Iaea600 (Caffeine), supplied by National Institute of Standards and Technology, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pm38497738__ja4c00290_si_001-38-10-18?v=National+Institute+of+Standards+and+Technology
Average 90 stars, based on 1 article reviews
iaea600 (caffeine) - by Bioz Stars, 2026-06
90/100 stars
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analytical grade standard chemicals of sulfadiazine, caffeine, and atenolol  (Dr Ehrenstorfer GmbH)
90
Dr Ehrenstorfer GmbH analytical grade standard chemicals of sulfadiazine, caffeine, and atenolol
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Analytical Grade Standard Chemicals Of Sulfadiazine, Caffeine, And Atenolol, supplied by Dr Ehrenstorfer GmbH, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pm37372741-69-8-13?v=Dr+Ehrenstorfer+GmbH
Average 90 stars, based on 1 article reviews
analytical grade standard chemicals of sulfadiazine, caffeine, and atenolol - by Bioz Stars, 2026-06
90/100 stars
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caffeine standard  (Chemie GmbH)
90
Chemie GmbH caffeine standard
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Caffeine Standard, supplied by Chemie GmbH, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/10__21577_slash_0100___4042__20170346-51-7-15?v=Chemie+GmbH
Average 90 stars, based on 1 article reviews
caffeine standard - by Bioz Stars, 2026-06
90/100 stars
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caffeine surrogate internal standard (purity 99% 13 c 3 -labelled, −1)  (Cambridge Isotope Laboratories)
90
Cambridge Isotope Laboratories caffeine surrogate internal standard (purity 99% 13 c 3 -labelled, −1)
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Caffeine Surrogate Internal Standard (Purity 99% 13 C 3 Labelled, −1), supplied by Cambridge Isotope Laboratories, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pmc04339322-90-0-19?v=Cambridge+Isotope+Laboratories
Average 90 stars, based on 1 article reviews
caffeine surrogate internal standard (purity 99% 13 c 3 -labelled, −1) - by Bioz Stars, 2026-06
90/100 stars
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internal standard solution caffeine-d3  (Cayman Chemical)
90
Cayman Chemical internal standard solution caffeine-d3
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Internal Standard Solution Caffeine D3, supplied by Cayman Chemical, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/pmc11667826-63-12-17?v=Cayman+Chemical
Average 90 stars, based on 1 article reviews
internal standard solution caffeine-d3 - by Bioz Stars, 2026-06
90/100 stars
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reference standard of caffeine  (Mitsui Norin Co)
90
Mitsui Norin Co reference standard of caffeine
Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV
Reference Standard Of Caffeine, supplied by Mitsui Norin Co, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/caffeine+standard/10__1016_slash_j__jff__2019__103654-46-3-6?v=Mitsui+Norin+Co
Average 90 stars, based on 1 article reviews
reference standard of caffeine - by Bioz Stars, 2026-06
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Image Search Results


Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV

Journal: Harm Reduction Journal

Article Title: Implementation of a community-based LC-UV drug checking service: promising preliminary findings on feasibility and validity

doi: 10.1186/s12954-024-01098-4

Figure Lengend Snippet: Cross-validation of the analysis results of psychoactive substances and their cutting agents by LC-HRMS and LC-UV

Article Snippet: Powder reagents containing 10 mg of cocaine, ketamine, MDMA, amphetamine, heroin, and cutting agents (caffeine, acetaminophen, levamisole) were supplied by LGC Standard (Molsheim, France).

Techniques: Standard Deviation