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.
141 products
![[reference-standards] Ceftazidime hydrate](https://www.alsachim.com/15470-list_image/Ceftazidime-hydrate.jpg)
![[reference-standards] (-)-Epinephrine](https://www.alsachim.com/15919-list_image/--Epinephrine.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
![[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] N4-hydroxycytidine](https://www.alsachim.com/20629-list_image/N4-hydroxycytidine.jpg)
![[reference-standards] EIDD-2801](https://www.alsachim.com/20631-list_image/EIDD-2801.jpg)
![[reference-standards] Tobramycin](https://www.alsachim.com/14815-list_image/Tobramycin.jpg)
![[reference-standards] Ceftaroline fosamil acetate salt](https://www.alsachim.com/17443-list_image/Ceftaroline-fosamil-acetate-salt.jpg)
![[reference-standards] Triclosan](https://www.alsachim.com/16197-list_image/Triclosan.jpg)
![[reference-standards] N-nitrosodimethylamine](https://www.alsachim.com/20863-list_image/N-nitrosodimethylamine.jpg)
![[reference-standards] N-Nitrosodi-n-butylamine](https://www.alsachim.com/20866-list_image/N-Nitrosodi-n-butylamine.jpg)
![[reference-standards] N-Nitroso-N-methyl-4-aminobutyric Acid](https://www.alsachim.com/20865-list_image/N-Nitroso-N-methyl-4-aminobutyric-Acid.jpg)
![[reference-standards] N-nitrosodiethylamine](https://www.alsachim.com/20864-list_image/N-nitrosodiethylamine.jpg)
![[reference-standards] Isoproturon](https://www.alsachim.com/19991-list_image/Isoproturon.jpg)
Isoproturon
Product Number: C7735
CAS number: 34123-59-6 unlabeled
Synonyms: 3-(4-Isopropylphenyl)-1,1-dimethylurea
![[reference-standards] Chlorpyrifos-methyl](https://www.alsachim.com/18590-list_image/Chlorpyrifos-methyl.jpg)
![[metabolites] Desmethyl chlorpyrifos-methyl](https://www.alsachim.com/18591-list_image/Desmethyl-chlorpyrifos-methyl.jpg)
![[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
![[metabolites] 7-α-Hydroxytestosterone](https://www.alsachim.com/17521-list_image/7-alpha-Hydroxytestosterone.jpg)
![[reference-standards] Isoproturon](https://www.alsachim.com/19456-list_image/Isoproturon.jpg)
Isoproturon
Product Number: C6241
CAS number: 34123-59-6
Synonyms: 3-(4-Isopropylphenyl)-1,1-dimethylurea