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.
12 products
![[reference-standards] Secalciferol](https://www.alsachim.com/21161-list_image/Secalciferol.jpg)
![[reference-standards] Tropatepine](https://www.alsachim.com/20252-list_image/Tropatepine.jpg)
![[reference-standards] Atropine](https://www.alsachim.com/15233-list_image/Atropine.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] 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] Tioclomarol](https://www.alsachim.com/18158-list_image/Tioclomarol.jpg)
![[reference-standards] Difethialone](https://www.alsachim.com/18157-list_image/Difethialone.jpg)
![[reference-standards] Calcitriol](https://www.alsachim.com/17878-list_image/Calcitriol.jpg)
![[reference-standards] Warfarin sodium salt](https://www.alsachim.com/16776-list_image/Warfarin-sodium-salt.jpg)
Warfarin sodium salt
Product Number: C5811
CAS number: 129-06-6
Synonyms: Coumadin sodium salt, 4-Hydroxy-3-(3-oxo-1-phenylbutyl)-2H-1-Benzopyran-2-one, sodium salt (1:1)
![[reference-standards] Biperiden hydrochloride salt](https://www.alsachim.com/16648-list_image/Biperiden-hydrochloride-salt.jpg)
Biperiden hydrochloride salt
Product Number: C5428
CAS number: 1235-82-1
Synonyms: Akinophyl, Akineton
![[reference-standards] Warfarin](https://www.alsachim.com/15335-list_image/Warfarin.jpg)