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.
22 products
![[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] 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] Barnidipine hydrochloride salt](https://www.alsachim.com/19700-list_image/Barnidipine-hydrochloride-salt.jpg)
![[reference-standards] Isradipine](https://www.alsachim.com/17834-list_image/Isradipine.jpg)
![[reference-standards] Carboxyamidotriazole](https://www.alsachim.com/17731-list_image/Carboxyamidotriazole.jpg)
![[reference-standards] Lercanidipine](https://www.alsachim.com/17270-list_image/Lercanidipine.jpg)
![[reference-standards] (R)-Lercanidipine hydrochloride salt](https://www.alsachim.com/16720-list_image/-R-Lercanidipine-hydrochloride-salt.jpg)
![[reference-standards] (S)-Lercanidipine hydrochloride salt](https://www.alsachim.com/16719-list_image/-S-Lercanidipine-hydrochloride-salt.jpg)
![[metabolites] Nor-Verapamil hydrochloride salt](https://www.alsachim.com/16634-list_image/Nor-Verapamil-hydrochloride-salt.jpg)
![[reference-standards] Felodipine](https://www.alsachim.com/16523-list_image/Felodipine.jpg)
![[reference-standards] Manidipine dihydrochloride salt](https://www.alsachim.com/15892-list_image/Manidipine-dihydrochloride-salt.jpg)
![[reference-standards] Diprophylline](https://www.alsachim.com/15806-list_image/Diprophylline.jpg)
![[reference-standards] Theophylline](https://www.alsachim.com/15483-list_image/Theophylline.jpg)
Theophylline
Product Number: C2812
CAS number: 58-55-9
Synonyms: 3,9-Dihydro-1,3-dimethyl-1H-purine-2,6-dione
![[reference-standards] Lercanidipine hydrochloride salt](https://www.alsachim.com/15462-list_image/Lercanidipine-hydrochloride-salt.jpg)
![[reference-standards] Diltiazem hydrochloride salt](https://www.alsachim.com/15403-list_image/Diltiazem-hydrochloride-salt.jpg)
![[reference-standards] Nifedipine](https://www.alsachim.com/15099-list_image/Nifedipine.jpg)