Reference Standards and Forensic Substances

The importance of reference standards in performing quantitative assays is often overlooked. A well characterized reference standard in combination with robust methodology will deliver accurate and precise analytical results. In our portfolio, we have numerous high-quality standards for your investigations. These include ready-to-use, quantitative MaxSpec™ standards as well as stable, isotope-labeled (deuterated) compounds. You will also find Cayman Chemical's synthesised forensic analytical standards and (certified) reference materials, including synthetic cannabinoids, cathinones, phenethylamines, amphetamines, indans, opioids, benzodiazepines, tryptamines and phytocannabinoids. Due to the strict regulations for these substances, we ask that you contact us by e-mail or via our contact form for further information. 

The importance of reference standards in performing quantitative assays is often overlooked. A well characterized reference standard in combination with robust methodology will deliver accurate... read more »
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Reference Standards and Forensic Substances

The importance of reference standards in performing quantitative assays is often overlooked. A well characterized reference standard in combination with robust methodology will deliver accurate and precise analytical results. In our portfolio, we have numerous high-quality standards for your investigations. These include ready-to-use, quantitative MaxSpec™ standards as well as stable, isotope-labeled (deuterated) compounds. You will also find Cayman Chemical's synthesised forensic analytical standards and (certified) reference materials, including synthetic cannabinoids, cathinones, phenethylamines, amphetamines, indans, opioids, benzodiazepines, tryptamines and phytocannabinoids. Due to the strict regulations for these substances, we ask that you contact us by e-mail or via our contact form for further information. 

278 from 280 pages
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Acetyl norfentanyl-d5 (hydrochloride) (CRM)
Acetyl norfentanyl-d5 (hydrochloride) (CRM)

Item number: CayISO60131-1

Acetyl norfentanyl-d5 (hydrochloride) (CRM) (Cay-ISO60131) is a certified reference material intended for use as an internal standard for the quantification of acetyl norfentanyl (Cay-ISO00130, Cay-ISO60130) by GC- or LC-MS. Acetyl norfentanyl is structurally similar to known opioids. It is a metabolite of acetyl...
Keywords: N-phenyl-2,3,4,5,6-d5-N-4-piperidinyl-acetamide, monohydrochloride
Application: Certified reference material, GC-MS, LC-MS, internal standard, quantification, acetyl fentanyl metabolite
MW: 259.8 D
From 144.00€ *
Review
Cannabiripsol
Cannabiripsol

Item number: Cay21728-100

An analytical reference standard categorized as a phytocannabinoid, intended for research and forensic applications. Formulation: A solution in acetonitrile. InChI:...
Keywords: CBR, 6aR,7,8,9S,10S,10aR-hexahydro-6,6,9-trimethyl-3-pentyl-6H-dibenzo[b,d]pyran-1,9,10-triol
Application: Analytical reference standard, phytocannabinoid
CAS 72236-32-9
MW: 348.5 D
From 95.00€ *
Review
Delta4-iso-THC
Delta4-iso-THC

Item number: Cay33862-1

An analytical reference standard that is structurally similar to known phytocannabinoids, a potential impurity in the conversion of cannabidiol to Delta8-THC or Delta9-THC, has been found in Delta8-THC vape cartridges, intended for research and forensic applications. Formulation: A solution in acetonitrile. InChI:...
Keywords: Delta4-iso-Tetrahydrocannabinol, (2R,6R)-3,6-dihydro-2-methyl-5-(1-methylethyl)-9-pentyl-2,6-methano-2H-1-benzoxocin-7-ol
Application: Analytical reference standard, structurally similar to known phytocannabinoids
MW: 314.5 D
From 95.00€ *
Review
Plant Sterols Kit
Plant Sterols Kit

Item number: Cay28643-1

Plant sterols are cell membrane lipids that are found as free sterols, sterol esters, sterol glycosides, and acylsterol glycosides. They are precursors of the brassinosteroid family of plant growth regulators and have roles in transmembrane signal transduction and cell proliferation and differentiation. Plant...
Application: TLC, LC-MS, GC-MS, reference standard
1,087.00€ *
Review
Trace Metal Standard - Arsenic (CRM)
Trace Metal Standard - Arsenic (CRM)

Item number: Cay41846-30

Trace Metal Standard - Arsenic (CRM) (Cay-41846) is a certified reference material for arsenic, a heavy metal that has been found as an environmental contaminant in water, soil, and Cannabis products in trace amounts. Levels of heavy metals, including arsenic, are frequently monitored in Cannabis samples and have...
Application: Certified reference material
101.00€ *
Review
Trace Metal Standard - Cadmium (CRM)
Trace Metal Standard - Cadmium (CRM)

Item number: Cay41847-30

Trace Metal Standard - Cadmium (CRM) (Cay-41847) is a certified reference material for cadmium, a heavy metal that has been found as an environmental contaminant in water, soil, plants, and Cannabis products in trace amounts. Levels of heavy metals, including cadmium, are frequently monitored in Cannabis samples and...
Application: Certified reference material
101.00€ *
Review
Trace Metal Standard - Lead (CRM)
Trace Metal Standard - Lead (CRM)

Item number: Cay41848-30

Trace Metal Standard - Lead (CRM) (Cay-41848) is a certified reference material for lead, a heavy metal that has been found as an environmental contaminant in water, soil, and Cannabis products at low levels. Levels of heavy metals, including lead, are frequently monitored in Cannabis samples and have been monitored...
Application: Certified reference material
101.00€ *
Review
Trace Metal Standard - Mercury (CRM)
Trace Metal Standard - Mercury (CRM)

Item number: Cay41849-30

Trace Metal Standard - Mercury (CRM) (Cay-41849) is a certified reference material for mercury, a heavy metal that has been found as an environmental contaminant in water, soil, and Cannabis products in trace amounts. Levels of heavy metals, including mercury, are frequently monitored in Cannabis samples and have...
Keywords: Hg
Application: Certified reference material
101.00€ *
Review
Chloropseudoephedrine (hydrochloride)/Chloroephedrine (hydrochloride) Mixture
Chloropseudoephedrine (hydrochloride)/Chloroephedrine...

Item number: Cay9002346-10

Chloropseudoephedrine/chloroephedrine mixture contains two diastereomer contaminants produced during the illicit manufacture of (+)-methamphetamine (Cay-13997) from pseudoephedrine or ephedrine. These isomers are present as an approximate 60/40 mixture and thought to be representative of that produced in the...
Application: Analytical standard mixture, HPLC-UV, GC-MS
MW: 183.7 D
From 126.00€ *
Review
(+)-Norpropoxyphene (maleate) (CRM)
(+)-Norpropoxyphene (maleate) (CRM)

Item number: Cay19047-1

A certified reference material categorized as an opioid metabolite, a metabolite of (+)-propoxyphene, intended for research and forensic applications. Formulation: A 1 mg/ml solution in methanol. InChI:...
Keywords: D-Norpropoxyphene, (aS)-a-[(1R)-1-methyl-2-(methylamino)ethyl]-a-phenyl-benzeneethanol propanoate (ester), 2Z-butenedioate
Application: Certified reference material, opioid metabolite
CAS 159208-83-0
MW: 441.5 D
60.00€ *
Review
Desmethylcitalopram (hydrochloride) (CRM)
Desmethylcitalopram (hydrochloride) (CRM)

Item number: Cay23255-1

A certified reference material categorized as an antidepressant, an active metabolite of citalopram, intended for research and forensic applications. Formulation: A 1 mg/ml solution in methanol. InChI:...
Keywords: N-desmethyl Citalopram, 1-(4-fluorophenyl)-1,3-dihydro-1-[3-(methylamino)propyl]-5-isobenzofurancarbonitrile,...
Application: Certified reference material, antidepressant, active citalopram metabolite
CAS 97743-99-2
MW: 346.83 D
269.00€ *
Review
Lisuride (maleate)
Lisuride (maleate)

Item number: Cay36140-1

An analytical reference standard categorized as a lysergamide, does not induce the HTR in mice, indicating a lack of hallucinogenic potential, intended for research and forensic applications. Formulation: A solid. InChI:...
Keywords: Lysenyl, N'-[(8a)-9,10-didehydro-6-methylergolin-8-yl]-N,N-diethyl-urea, 2Z-butenedioate
Application: Analytical reference standard, lysergamide
CAS 19875-60-6
MW: 454.5 D
From 229.00€ *
Review
278 from 280 pages