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] Doravirine](https://www.alsachim.com/16797-list_image/Doravirine.jpg)
![[metabolites] 2-Carboxy-1-methyl-ethylmercapturic acid](https://www.alsachim.com/20142-list_image/2-Carboxy-1-methyl-ethylmercapturic-acid.jpg)
2-Carboxy-1-methyl-ethylmercapturic acid
Product Number: C276
CAS number: 33164-65-7
Synonyms: CMEMA
![[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] Riociguat](https://www.alsachim.com/16386-list_image/Riociguat.jpg)
![[reference-standards] (S)-(+)-Efavirenz](https://www.alsachim.com/15628-list_image/-S---Efavirenz.jpg)
![[reference-standards] Ambrisentan](https://www.alsachim.com/15237-list_image/Ambrisentan.jpg)
![[reference-standards] Terazosin hydrochloride salt](https://www.alsachim.com/20204-list_image/Terazosin-hydrochloride-salt.jpg)
Terazosin hydrochloride salt
Product Number: C7012
CAS number: 63074-08-8
Synonyms: Abbott 45975, 1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-[(tetrahydro-2-furanyl)carbonyl]piperazine hydrochloride
![[reference-standards] Travoprost acid](https://www.alsachim.com/20235-list_image/Travoprost-acid.jpg)
![[reference-standards] Selexipag active metabolite](https://www.alsachim.com/20218-list_image/Selexipag-active-metabolite.jpg)
![[reference-standards] Rilpivirine](https://www.alsachim.com/15407-list_image/Rilpivirine.jpg)
![[metabolites] 4'-Hydroxyphenylcarvedilol](https://www.alsachim.com/14983-list_image/4-Hydroxyphenylcarvedilol.jpg)
![[metabolites] 5'-Hydroxyphenylcarvedilol](https://www.alsachim.com/15109-list_image/5-Hydroxyphenylcarvedilol.jpg)
5'-Hydroxyphenylcarvedilol
Product Number: C1644
CAS number: 142227-51-8
Synonyms: Carvedilol metabolite M5
![[metabolites] 4-Hydroxymethylambrisentan](https://www.alsachim.com/15277-list_image/4-Hydroxymethylambrisentan.jpg)
![[metabolites] Ambrisentan acyl-β-D-glucuronide](https://www.alsachim.com/15598-list_image/Ambrisentan-acyl-beta-D-glucuronide.jpg)
Ambrisentan acyl-β-D-glucuronide
Product Number: C3131
CAS number: 1106685-58-8
Synonyms: Ambrisentan acyl-beta-D-glucuronide
![[reference-standards] Mitiglinide](https://www.alsachim.com/17538-list_image/Mitiglinide.jpg)
![[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] (S)-Doxazosin](https://www.alsachim.com/19510-list_image/-S-Doxazosin.jpg)
![[metabolites] Prazosin N-Glucuronide](https://www.alsachim.com/19551-list_image/Prazosin-N-Glucuronide.jpg)
![[reference-standards] Doxazosin](https://www.alsachim.com/19511-list_image/Doxazosin.jpg)