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.
23 products
![[reference-standards] Secalciferol](https://www.alsachim.com/21161-list_image/Secalciferol.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] ADBICA](https://www.alsachim.com/19948-list_image/ADBICA.jpg)
![[metabolites] 5-Hydroxypentyl-ADBICA](https://www.alsachim.com/19949-list_image/5-Hydroxypentyl-ADBICA.jpg)
![[reference-standards] BB-22](https://www.alsachim.com/19682-list_image/BB-22.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] BML 190](https://www.alsachim.com/19134-list_image/BML-190.jpg)
![[reference-standards] AM694](https://www.alsachim.com/18909-list_image/AM694.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)
![[metabolites] BB-22 3-carboxyindole metabolite](https://www.alsachim.com/17186-list_image/BB-22-3-carboxyindole-metabolite.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] 13-cis-Retinoic acid](https://www.alsachim.com/15615-list_image/13-cis-Retinoic-acid.jpg)
![[metabolites] 4-Keto 13-cis-retinoic acid](https://www.alsachim.com/15617-list_image/4-Keto-13-cis-retinoic-acid.jpg)
4-Keto 13-cis-retinoic acid
Product Number: C3165
CAS number: 71748-58-8
Synonyms: 4-Oxo-13-cis-retinoic Acid, 4-Oxo-isotretinoin
![[metabolites] 9-cis-Retinoic acid](https://www.alsachim.com/15618-list_image/9-cis-Retinoic-acid.jpg)
9-cis-Retinoic acid
Product Number: C3167
CAS number: 5300-03-8
Synonyms: Alitretinoin, Panretin, 9-cis-Tretinoin, Panrexin
![[metabolites] all-trans-Retinoic acid](https://www.alsachim.com/15622-list_image/all-trans-Retinoic-acid.jpg)
all-trans-Retinoic acid
Product Number: C3171
CAS number: 302-79-4
Synonyms: Tretinoin, Vitamin A acid