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.
54 products
![[reference-standards] Fipamezole](https://www.alsachim.com/17760-list_image/Fipamezole.jpg)
![[reference-standards] Safinamide](https://www.alsachim.com/17759-list_image/Safinamide.jpg)
![[reference-standards] Sultiame](https://www.alsachim.com/20261-list_image/Sultiame.jpg)
![[reference-standards] Tropatepine](https://www.alsachim.com/20252-list_image/Tropatepine.jpg)
![[reference-standards] Asenapine maleate salt, racemic mixture](https://www.alsachim.com/14588-list_image/Asenapine-maleate-salt-racemic-mixture.jpg)
![[reference-standards] Atropine](https://www.alsachim.com/15233-list_image/Atropine.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
![[reference-standards] Pimavanserin](https://www.alsachim.com/19907-list_image/Pimavanserin.jpg)
![[reference-standards] Xanthurenic acid](https://www.alsachim.com/20163-list_image/Xanthurenic-acid.jpg)
![[reference-standards] (S)-Pramipexole dihydrochloride salt](https://www.alsachim.com/20090-list_image/-S-Pramipexole-dihydrochloride-salt.jpg)
![[reference-standards] L-DOPA](https://www.alsachim.com/19897-list_image/L-DOPA.jpg)
![[reference-standards] Brexpiprazole](https://www.alsachim.com/19819-list_image/Brexpiprazole.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] Benztropine mesylate salt](https://www.alsachim.com/19732-list_image/Benztropine-mesylate-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] Sulfadiazine](https://www.alsachim.com/19599-list_image/Sulfadiazine.jpg)
![[reference-standards] Tolcapone](https://www.alsachim.com/19571-list_image/Tolcapone.jpg)
![[metabolites] 3,4-Dihydroxyphenylacetic acid](https://www.alsachim.com/14294-list_image/3-4-Dihydroxyphenylacetic-acid.jpg)
3,4-Dihydroxyphenylacetic acid
Product Number: C10469
CAS number: 102-32-9
Synonyms: DOPAC, Homoprotocatechuic acid