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.
103 products
![[reference-standards] (-)-Epinephrine](https://www.alsachim.com/15919-list_image/--Epinephrine.jpg)
![[reference-standards] (-)-Epinephrine (+)-bitartrate salt](https://www.alsachim.com/16815-list_image/--Epinephrine---bitartrate-salt.jpg)
(-)-Epinephrine (+)-bitartrate salt
Product Number: C6108
CAS number: 51-42-3
Synonyms: (-)-Adrenalin (+)-bitartrate salt
![[reference-standards] (R)-AMT](https://www.alsachim.com/20043-list_image/-R-AMT.jpg)
![[reference-standards] (S)-(+)-Camptothecin](https://www.alsachim.com/19335-list_image/-S---Camptothecin.jpg)
(S)-(+)-Camptothecin
Product Number: C6027
CAS number: 7689-03-4
Synonyms: (S)-4-Ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
![[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
![[metabolites] 1-Hydroxycarvedilol](https://www.alsachim.com/15108-list_image/1-Hydroxycarvedilol.jpg)
1-Hydroxycarvedilol
Product Number: C1643
CAS number: 146574-41-6
Synonyms: Carvedilol metabolite M14
![[metabolites] 11-Deoxycortisol](https://www.alsachim.com/16462-list_image/11-Deoxycortisol.jpg)
11-Deoxycortisol
Product Number: C5000
CAS number: 152-58-9
Synonyms: Cortexolone, 17,21-Dihydroxyprogesterone, Reichstein's substance S, 11-Deoxy-17-hydroxycorticosterone
![[metabolites] 21-Deoxycortisol](https://www.alsachim.com/16882-list_image/21-Deoxycortisol.jpg)
![[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
![[metabolites] 4'-Hydroxyphenylcarvedilol](https://www.alsachim.com/14983-list_image/4-Hydroxyphenylcarvedilol.jpg)
![[reference-standards] 4-Ethyl ephedrine hydrochloride salt](https://www.alsachim.com/18323-list_image/4-Ethyl-ephedrine-hydrochloride-salt.jpg)
4-Ethyl ephedrine hydrochloride salt
Product Number: C3896
CAS number: 27465-55-0
Synonyms: 4-Ethyl-alpha-[1-(methylamino)ethyl]-benzenemethanol hydrochloride
![[metabolites] 4-Hydroxypropranolol hydrochloride salt](https://www.alsachim.com/14951-list_image/4-Hydroxypropranolol-hydrochloride-salt.jpg)
![[metabolites] 4-Hydroxypropranolol sulfate potassium salt](https://www.alsachim.com/14997-list_image/4-Hydroxypropranolol-sulfate-potassium-salt.jpg)
![[metabolites] 4-Hydroxypropranolol-β-D-glucuronide](https://www.alsachim.com/17491-list_image/4-Hydroxypropranolol-beta-D-glucuronide.jpg)
4-Hydroxypropranolol-β-D-glucuronide
Product Number: C1441
CAS number: 94731-13-2
Synonyms: 4-Hydroxypropranolol-beta-D-glucuronide
![[reference-standards] 4-Methyl ephedrine hydrochloride salt](https://www.alsachim.com/18320-list_image/4-Methyl-ephedrine-hydrochloride-salt.jpg)
4-Methyl ephedrine hydrochloride salt
Product Number: C3893
CAS number: 27465-53-8
Synonyms: 4-methyl-alpha-[1-(methylamino)ethyl]-benzenemethanol hydrochloride
![[metabolites] 4-Methylpropranolol](https://www.alsachim.com/14953-list_image/4-Methylpropranolol.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] a-Cortol, isomeric mixture](https://www.alsachim.com/16465-list_image/a-Cortol-isomeric-mixture.jpg)
![[reference-standards] Acetazolamide](https://www.alsachim.com/14782-list_image/Acetazolamide.jpg)
![[reference-standards] AICAR](https://www.alsachim.com/18438-list_image/AICAR.jpg)