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.
101 products
![[metabolites] 3,4-Dihydroxyphenylethylene glycol, racemic mixture](https://www.alsachim.com/15487-list_image/3-4-Dihydroxyphenylethylene-glycol-racemic-mixture.jpg)
3,4-Dihydroxyphenylethylene glycol, racemic mixture
Product Number: C3158
CAS number: 28822-73-3
Synonyms: Norepinephrine metabolite, racemic mixture
![[reference-standards] (±)-Norepinephrine hydrochloride salt](https://www.alsachim.com/15874-list_image/--Norepinephrine-hydrochloride-salt.jpg)
(±)-Norepinephrine hydrochloride salt
Product Number: C3674
CAS number: 55-27-6
Synonyms: (±)-Noradrenaline hydrochloride salt
![[reference-standards] Androsta-1,4-diene-3,17-dione](https://www.alsachim.com/17818-list_image/Androsta-1-4-diene-3-17-dione.jpg)
Androsta-1,4-diene-3,17-dione
Product Number: C2683
CAS number: 897-06-3
Synonyms: Androstadienedione, Androstenedione analogue
![[reference-standards] Tanespimycin](https://www.alsachim.com/19273-list_image/Tanespimycin.jpg)
Tanespimycin
Product Number: C5953
CAS number: 75747-14-7
Synonyms: 17-AAG, 17-(Allylamino)-17-demethoxy-geldanamycin, [(3R,5S,6R,7S,8E,10S,11S,12Z,14E)-6-Hydroxy-5,11-dimethoxy-3,7,9,15-tetramethyl-16,20,22-trioxo-21-(prop-2-enylamino)-17-azabicyclo[16.3.1]docosa-1(21),8,12,14,18-pentaen-10-yl] carbamate
![[reference-standards] Pretomanid](https://www.alsachim.com/19241-list_image/Pretomanid.jpg)
Pretomanid
Product Number: C5916
CAS number: 187235-37-6
Synonyms: PA-824, (6S)-2-Nitro-6-[[4-(trifluoromethoxy)phenyl]methoxy]-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine
![[reference-standards] Solasodine](https://www.alsachim.com/19210-list_image/Solasodine.jpg)
Solasodine
Product Number: C5878
CAS number: 126-17-0
Synonyms: Solancarpidine, Purapuridine, (3beta,22alpha,25R)-Spirosol-5-en-3-ol