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.
30 products
![[reference-standards] Xanomeline N-oxide](https://www.alsachim.com/17061-list_image/Xanomeline-N-oxide.jpg)
![[metabolites] N-desmethylcariprazine hydrochloride salt](https://www.alsachim.com/17045-list_image/N-desmethylcariprazine-hydrochloride-salt.jpg)
N-desmethylcariprazine hydrochloride salt
Product Number: C6687
CAS number: 1312214-89-3
Synonyms: Cariprazine metabolite
![[metabolites] Didesmethylcariprazine trifluoroacetate salt](https://www.alsachim.com/17046-list_image/Didesmethylcariprazine-trifluoroacetate-salt.jpg)
Didesmethylcariprazine trifluoroacetate salt
Product Number: C6688
CAS number: 839712-25-3 free base
Synonyms: Cariprazine metabolite
![[metabolites] Norquetiapine](https://www.alsachim.com/17008-list_image/Norquetiapine.jpg)
Norquetiapine
Product Number: C6607
CAS number: 5747-48-8
Synonyms: 11-(Piperazin-1-yl)?dibenzo[b,f][1,4]thiazepine
![[reference-standards] Trimethoprim](https://www.alsachim.com/16904-list_image/Trimethoprim.jpg)
![[metabolites] Sulfamethoxazole hydroxylamine](https://www.alsachim.com/16009-list_image/Sulfamethoxazole-hydroxylamine.jpg)
![[reference-standards] Sulfamethoxazole](https://www.alsachim.com/16000-list_image/Sulfamethoxazole.jpg)
Sulfamethoxazole
Product Number: C3963
CAS number: 723-46-6
Synonyms: 4-Amino-N-(5-methyl-3-isoxazolyl)-benzenesulfonamide
![[metabolites] β-Dihydrotetrabenazine, racemic mixture](https://www.alsachim.com/17501-list_image/beta-Dihydrotetrabenazine-racemic-mixture.jpg)
β-Dihydrotetrabenazine, racemic mixture
Product Number: C3543
CAS number: N/A
Synonyms: beta-Dihydrotetrabenazine, racemic mixture, beta-HTBZ, racemic mixture
![[metabolites] a-Dihydrotetrabenazine, racemic mixture](https://www.alsachim.com/15799-list_image/a-Dihydrotetrabenazine-racemic-mixture.jpg)
a-Dihydrotetrabenazine, racemic mixture
Product Number: C3544
CAS number: N/A
Synonyms: alpha-HTBZ, racemic mixture
![[reference-standards] Quetiapine hemifumarate
salt](https://www.alsachim.com/14563-list_image/Quetiapine-hemifumarate-salt.jpg)