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.
77 products
![[metabolites] Clozapine N-oxide dihydrochloride salt](https://www.alsachim.com/20802-list_image/Clozapine-N-oxide-dihydrochloride-salt.jpg)
![[reference-standards] Verapamil hydrochloride salt](https://www.alsachim.com/16307-list_image/Verapamil-hydrochloride-salt.jpg)
![[reference-standards] Cilnidipine](https://www.alsachim.com/18705-list_image/Cilnidipine.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] Asenapine maleate salt, racemic mixture](https://www.alsachim.com/14588-list_image/Asenapine-maleate-salt-racemic-mixture.jpg)
![[metabolites] N-Desmethylasenapine hydrochloride salt, racemic mixture](https://www.alsachim.com/15674-list_image/N-Desmethylasenapine-hydrochloride-salt-racemic-mixture.jpg)
N-Desmethylasenapine hydrochloride salt, racemic mixture
Product Number: C3339
CAS number: 128915-56-0 free base
![[metabolites] Amlodipine metabolite](https://www.alsachim.com/14992-list_image/Amlodipine-metabolite.jpg)
Amlodipine metabolite
Product Number: C1428
CAS number: 113994-45-9
Synonyms: 2-[(Carboxymethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-3,5-pyridinedicarboxylic acid 3-ethyl 5-methyl ester
![[reference-standards] Amlodipine besylate salt, racemic mixture](https://www.alsachim.com/15114-list_image/Amlodipine-besylate-salt-racemic-mixture.jpg)
Amlodipine besylate salt, racemic mixture
Product Number: C2684
CAS number: 111470-99-6
Synonyms: Amlodipine benzenesulfonate salt, racemic mixture
![[metabolites] Amlodipine carboxylic acid](https://www.alsachim.com/17610-list_image/Amlodipine-carboxylic-acid.jpg)
![[reference-standards] Amlodipine, racemic mixture](https://www.alsachim.com/15122-list_image/Amlodipine-racemic-mixture.jpg)
![[reference-standards] Pimavanserin](https://www.alsachim.com/19907-list_image/Pimavanserin.jpg)
![[reference-standards] Mitiglinide](https://www.alsachim.com/17538-list_image/Mitiglinide.jpg)
![[reference-standards] Xanthurenic acid](https://www.alsachim.com/20163-list_image/Xanthurenic-acid.jpg)
![[reference-standards] Thiothixene](https://www.alsachim.com/19853-list_image/Thiothixene.jpg)
![[reference-standards] Blonanserin](https://www.alsachim.com/19800-list_image/Blonanserin.jpg)
![[metabolites] Haloperidol reduced form](https://www.alsachim.com/19771-list_image/Haloperidol-reduced-form.jpg)
Haloperidol reduced form
Product Number: C7169
CAS number: 34104-67-1
Synonyms: Haloperidol metabolite II
![[reference-standards] Barnidipine hydrochloride salt](https://www.alsachim.com/19700-list_image/Barnidipine-hydrochloride-salt.jpg)
![[metabolites] N-desmethylcariprazine](https://www.alsachim.com/19637-list_image/N-desmethylcariprazine.jpg)
N-desmethylcariprazine
Product Number: C6745
CAS number: 839712-15-1
Synonyms: Cariprazine metabolite
![[metabolites] Didesmethylcariprazine](https://www.alsachim.com/19640-list_image/Didesmethylcariprazine.jpg)
Didesmethylcariprazine
Product Number: C6746
CAS number: 839712-25-3
Synonyms: Cariprazine metabolite
![[reference-standards] Fluspirilen](https://www.alsachim.com/19375-list_image/Fluspirilen.jpg)
Fluspirilen
Product Number: C6084
CAS number: 1841-19-6
Synonyms: 1,3,8-Triazaspiro[4.5]decan-4-one, 8-[4,4-bis(4-fluorophenyl)butyl]-1-phenyl-