Reference standards
The wide portfolio of Alsachim's reference standards covers a broad range of applications: pharmaceutical, environmental analysis, food and beverages, doping, toxicology and forensic analysis.
44 products
![[reference-standards] Secalciferol](https://www.alsachim.com/21161-list_image/Secalciferol.jpg)
![[metabolites] 5-Hydroxyindoleacetic acid](https://www.alsachim.com/15826-list_image/5-Hydroxyindoleacetic-acid.jpg)
![[metabolites] 1-Hydroxymidazolam β-D-glucuronide](https://www.alsachim.com/14870-list_image/1-Hydroxymidazolam-beta-D-glucuronide.jpg)
1-Hydroxymidazolam β-D-glucuronide
Product Number: C1243
CAS number: 81256-81-7
Synonyms: 1-Hydroxymidazolam beta-D-glucuronide
![[metabolites] 1-Hydroxymidazolam](https://www.alsachim.com/15717-list_image/1-Hydroxymidazolam.jpg)
![[metabolites] 4-Hydroxymidazolam](https://www.alsachim.com/16655-list_image/4-Hydroxymidazolam.jpg)
![[reference-standards] (-)-Riboflavin](https://www.alsachim.com/15783-list_image/--Riboflavin.jpg)
![[reference-standards] Bupropion hydrochloride salt](https://www.alsachim.com/20108-list_image/Bupropion-hydrochloride-salt.jpg)
![[reference-standards] Pexacerfont](https://www.alsachim.com/17519-list_image/Pexacerfont.jpg)
![[reference-standards] Vitamin D2](https://www.alsachim.com/17817-list_image/Vitamin-D2.jpg)
![[reference-standards] 1-alpha,25-Dihydroxyvitamin D2](https://www.alsachim.com/17541-list_image/1-alpha-25-Dihydroxyvitamin-D2.jpg)
1-alpha,25-Dihydroxyvitamin D2
Product Number: C1155
CAS number: 60133-18-8
Synonyms: 1-alpha,25-Dihydroxycalciferol
![[reference-standards] Thionicotinamide adenine dinucleotide](https://www.alsachim.com/20146-list_image/Thionicotinamide-adenine-dinucleotide.jpg)
Thionicotinamide adenine dinucleotide
Product Number: C5918
CAS number: 4090-29-3
Synonyms: Thionicotinamide-NAD, Thionicotinamide-DPN
![[reference-standards] (-)-Riboflavin 5-phosphate sodium salt](https://www.alsachim.com/20109-list_image/--Riboflavin-5-phosphate-sodium-salt.jpg)
![[reference-standards] Paricalcitol](https://www.alsachim.com/17540-list_image/Paricalcitol.jpg)
Paricalcitol
Product Number: C1154
CAS number: 131918-61-1
Synonyms: 19-Nor-1,25-dihydroxyvitamin D2
![[metabolites] 3,4-Dihydroxyphenylacetic acid](https://www.alsachim.com/14294-list_image/3-4-Dihydroxyphenylacetic-acid.jpg)
3,4-Dihydroxyphenylacetic acid
Product Number: C10469
CAS number: 102-32-9
Synonyms: DOPAC, Homoprotocatechuic acid
![[reference-standards] Vitamine K2](https://www.alsachim.com/19349-list_image/Vitamine-K2.jpg)
![[reference-standards] AR-A014418](https://www.alsachim.com/19227-list_image/AR-A014418.jpg)
AR-A014418
Product Number: C5899
CAS number: 487021-52-3
Synonyms: 1-[(4-Methoxyphenyl)methyl]-3-(5-nitro-1,3-thiazol-2-yl)urea
![[reference-standards] Tofisopam](https://www.alsachim.com/18892-list_image/Tofisopam.jpg)
![[reference-standards] Olanzapine N-oxide](https://www.alsachim.com/18601-list_image/Olanzapine-N-oxide.jpg)
![[reference-standards] Carpipramine](https://www.alsachim.com/18124-list_image/Carpipramine.jpg)
![[reference-standards] Vitamin K1](https://www.alsachim.com/18064-list_image/Vitamin-K1.jpg)