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.
45 products
![[reference-standards] (-)-Riboflavin](https://www.alsachim.com/15783-list_image/--Riboflavin.jpg)
![[reference-standards] (-)-Riboflavin 5-phosphate sodium salt](https://www.alsachim.com/20109-list_image/--Riboflavin-5-phosphate-sodium-salt.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
![[metabolites] 13-cis-Retinoic acid](https://www.alsachim.com/15615-list_image/13-cis-Retinoic-acid.jpg)
![[reference-standards] 2,4-Dichlorophenoxyacetic acid](https://www.alsachim.com/14745-list_image/2-4-Dichlorophenoxyacetic-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,13-cis-Retinoic acid](https://www.alsachim.com/14926-list_image/9-cis-13-cis-Retinoic-acid.jpg)
9-cis,13-cis-Retinoic acid
Product Number: C3315
CAS number: 5352-74-9
Synonyms: 9,13-Di-cis-retinoic acid, (9-cis,13-cis)-Retinoic acid
![[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
![[reference-standards] Alachlore OXA](https://www.alsachim.com/19978-list_image/Alachlore-OXA.jpg)
![[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
![[reference-standards] AMPA](https://www.alsachim.com/17363-list_image/AMPA.jpg)
![[reference-standards] Bentazon](https://www.alsachim.com/18978-list_image/Bentazon.jpg)
![[reference-standards] Biotin](https://www.alsachim.com/15205-list_image/Biotin.jpg)
![[metabolites] Biotin sulfoxide](https://www.alsachim.com/16871-list_image/Biotin-sulfoxide.jpg)
![[reference-standards] Calcitriol](https://www.alsachim.com/17878-list_image/Calcitriol.jpg)
![[reference-standards] Carbetamide](https://www.alsachim.com/16291-list_image/Carbetamide.jpg)
![[reference-standards] Chlormequat chloride salt](https://www.alsachim.com/18749-list_image/Chlormequat-chloride-salt.jpg)
Chlormequat chloride salt
Product Number: C5072
CAS number: 999-81-5
Synonyms: Chlorocholine chloride
![[reference-standards] Chlortoluron carboxylic analog 2](https://www.alsachim.com/20253-list_image/Chlortoluron-carboxylic-analog-2.jpg)
![[reference-standards] Clodinafop-propargyl](https://www.alsachim.com/19883-list_image/Clodinafop-propargyl.jpg)
![[reference-standards] Clopyralid](https://www.alsachim.com/20042-list_image/Clopyralid.jpg)