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.
30 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] Docosahexaenoic acid ethyl ester](https://www.alsachim.com/17568-list_image/Docosahexaenoic-acid-ethyl-ester.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] Vitamine K2](https://www.alsachim.com/19349-list_image/Vitamine-K2.jpg)
![[reference-standards] BMS 309403](https://www.alsachim.com/19106-list_image/BMS-309403.jpg)
BMS 309403
Product Number: C5721
CAS number: 300657-03-8
Synonyms: [[2'-(5-ethyl-3,4-diphenyl-1H-pyrazol-1-yl)[1,1'-biphenyl]-3-yl]oxy]-acetic acid
![[reference-standards] Vitamin K1](https://www.alsachim.com/18064-list_image/Vitamin-K1.jpg)
![[reference-standards] (5Z,8Z,11Z,14Z,17Z)-Eicosapentaenoic acid, ethyl ester](https://www.alsachim.com/18055-list_image/-5Z-8Z-11Z-14Z-17Z-Eicosapentaenoic-acid-ethyl-ester.jpg)
![[reference-standards] (5Z,8Z,11Z,14Z,17Z)-Eicosapentaenoic acid](https://www.alsachim.com/18054-list_image/-5Z-8Z-11Z-14Z-17Z-Eicosapentaenoic-acid.jpg)
(5Z,8Z,11Z,14Z,17Z)-Eicosapentaenoic acid
Product Number: C3217
CAS number: 10417-94-4
Synonyms: EPA
![[reference-standards] Docosahexaenoic acid](https://www.alsachim.com/17988-list_image/Docosahexaenoic-acid.jpg)
![[reference-standards] Calcitriol](https://www.alsachim.com/17878-list_image/Calcitriol.jpg)
![[reference-standards] Leukotriene E4](https://www.alsachim.com/17700-list_image/Leukotriene-E4.jpg)
![[reference-standards] Palmitic acid](https://www.alsachim.com/17278-list_image/Palmitic-acid.jpg)
Palmitic acid
Product Number: C7247
CAS number: 57-10-3
Synonyms: PamOH, NSC 5030, Hexadecanoic acid, Cetylic acid, C16:0, 1-Pentadecanecarboxylic acid
![[reference-standards] Heptadecanoic acid](https://www.alsachim.com/17277-list_image/Heptadecanoic-acid.jpg)
Heptadecanoic acid
Product Number: C7246
CAS number: 506-12-7
Synonyms: NSC 3743, Margaric acid, Heptadecylic acid, C17:0
![[reference-standards] Hexacosanoic acid](https://www.alsachim.com/17276-list_image/Hexacosanoic-acid.jpg)
![[reference-standards] Pentacosanoic acid](https://www.alsachim.com/17275-list_image/Pentacosanoic-acid.jpg)
![[reference-standards] Lignoceric acid](https://www.alsachim.com/17274-list_image/Lignoceric-acid.jpg)
![[reference-standards] Arachidonic acid sodium salt](https://www.alsachim.com/16893-list_image/Arachidonic-acid-sodium-salt.jpg)
Arachidonic acid sodium salt
Product Number: C6370
CAS number: 6610-25-9
Synonyms: Sodium arachidonate