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.
26 products
![[reference-standards] Secalciferol](https://www.alsachim.com/21161-list_image/Secalciferol.jpg)
![[reference-standards] Sultiame](https://www.alsachim.com/20261-list_image/Sultiame.jpg)
![[reference-standards] (-)-Riboflavin](https://www.alsachim.com/15783-list_image/--Riboflavin.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] Sulfadiazine](https://www.alsachim.com/19599-list_image/Sulfadiazine.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
![[reference-standards] Vitamine K2](https://www.alsachim.com/19349-list_image/Vitamine-K2.jpg)
![[reference-standards] Sulfamethazine](https://www.alsachim.com/18797-list_image/Sulfamethazine.jpg)
![[reference-standards] Dapsone hydroxylamine](https://www.alsachim.com/18794-list_image/Dapsone-hydroxylamine.jpg)
![[reference-standards] Sulfadimerazine](https://www.alsachim.com/18149-list_image/Sulfadimerazine.jpg)
![[reference-standards] Vitamin K1](https://www.alsachim.com/18064-list_image/Vitamin-K1.jpg)
![[reference-standards] Calcitriol](https://www.alsachim.com/17878-list_image/Calcitriol.jpg)
![[reference-standards] Sulfadoxine](https://www.alsachim.com/17666-list_image/Sulfadoxine.jpg)
![[reference-standards] Trimethoprim](https://www.alsachim.com/16904-list_image/Trimethoprim.jpg)
![[metabolites] Biotin sulfoxide](https://www.alsachim.com/16871-list_image/Biotin-sulfoxide.jpg)
![[reference-standards] Vitamin A](https://www.alsachim.com/16396-list_image/Vitamin-A.jpg)
![[metabolites] Sulfamethoxazole hydroxylamine](https://www.alsachim.com/16009-list_image/Sulfamethoxazole-hydroxylamine.jpg)
![[reference-standards] Sulfamethoxazole](https://www.alsachim.com/16000-list_image/Sulfamethoxazole.jpg)
Sulfamethoxazole
Product Number: C3963
CAS number: 723-46-6
Synonyms: 4-Amino-N-(5-methyl-3-isoxazolyl)-benzenesulfonamide
![[metabolites] 13-cis-Retinoic acid](https://www.alsachim.com/15615-list_image/13-cis-Retinoic-acid.jpg)