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.
19 products
![[reference-standards] Doravirine](https://www.alsachim.com/16797-list_image/Doravirine.jpg)
![[reference-standards] Delavirdine](https://www.alsachim.com/15906-list_image/Delavirdine.jpg)
![[reference-standards] Efavirenz, racemic mixture](https://www.alsachim.com/14817-list_image/Efavirenz-racemic-mixture.jpg)
![[reference-standards] (S)-(+)-Efavirenz](https://www.alsachim.com/15628-list_image/-S---Efavirenz.jpg)
![[reference-standards] (-)-Riboflavin](https://www.alsachim.com/15783-list_image/--Riboflavin.jpg)
![[reference-standards] Rilpivirine](https://www.alsachim.com/15407-list_image/Rilpivirine.jpg)
![[reference-standards] Thionicotinamide adenine dinucleotide](https://www.alsachim.com/20146-list_image/Thionicotinamide-adenine-dinucleotide.jpg)
Thionicotinamide adenine dinucleotide
Product Number: C5918
CAS number: 4090-29-3
Synonyms: Thionicotinamide-NAD, Thionicotinamide-DPN
![[metabolites] 8-Hydroxyefavirenz](https://www.alsachim.com/20132-list_image/8-Hydroxyefavirenz.jpg)
8-Hydroxyefavirenz
Product Number: C958
CAS number: 205754-33-2
Synonyms: P450 (CYP) metabolite, Phase I metabolite of efavirenz, CYP2B6 reference metabolite
![[reference-standards] (-)-Riboflavin 5-phosphate sodium salt](https://www.alsachim.com/20109-list_image/--Riboflavin-5-phosphate-sodium-salt.jpg)
![[reference-standards] Thiothixene](https://www.alsachim.com/19853-list_image/Thiothixene.jpg)
![[reference-standards] Dapivirine](https://www.alsachim.com/18950-list_image/Dapivirine.jpg)
![[metabolites] Biotin sulfoxide](https://www.alsachim.com/16871-list_image/Biotin-sulfoxide.jpg)
![[reference-standards] Zuclopenthixol dihydrochloride salt](https://www.alsachim.com/16839-list_image/Zuclopenthixol-dihydrochloride-salt.jpg)
![[reference-standards] Levomefolate calcium salt](https://www.alsachim.com/16836-list_image/Levomefolate-calcium-salt.jpg)
Levomefolate calcium salt
Product Number: C6234
CAS number: 151533-22-1
Synonyms: LMCA, Metafolin, 5-Methyl-tetrahydrofolate calcium salt, L-Methylfolate calcium salt
![[reference-standards] Nicotinamide](https://www.alsachim.com/15762-list_image/Nicotinamide.jpg)
![[reference-standards] Folic acid](https://www.alsachim.com/15443-list_image/Folic-acid.jpg)
Folic acid
Product Number: C3157
CAS number: 59-30-3
Synonyms: N-[4-[[(2-Amino-3,4-dihydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-L-glutamic acid, Vitamin B9
![[reference-standards] Etravirine](https://www.alsachim.com/15339-list_image/Etravirine.jpg)
Etravirine
Product Number: C2354
CAS number: 269055-15-4
Synonyms: 4-[[6-Amino-5-bromo-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3,5-dimethyl-benzonitrile
![[reference-standards] Biotin](https://www.alsachim.com/15205-list_image/Biotin.jpg)
![[reference-standards] Nevirapine](https://www.alsachim.com/14317-list_image/Nevirapine.jpg)
Nevirapine
Product Number: C131
CAS number: 129618-40-2
Synonyms: 11-Cyclopropyl-5,11-dihydro-4-methyl-6H-dipyrido[3,2-b:2',3'-e][1,4]diazepin-6-one