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Alsachim offers you its expertise and know-how in isotope enrichment labeling (13C, 2H, 15N, 18O, 34S) to quantify your compounds by LC-MS/MS analysis. Our teams synthesize labeled internal standards and reference standards, as well as metabolites and building blocks.
25 products
[13C2,2H6]-Tetrabenazine, racemic mixture
Product Number: C3701
CAS number: 58-46-8 unlabeled
Synonyms: [13C2,2H6]-TBZ, racemic mixture, [13C2,2H6]-9,10-Dimethoxy-1,3R,4,6,7,11bR-hexahydro-3-isobutyl-2H-benzo[a]quinolizin-2-one, racemic mixture
![[reference-standards] Benztropine mesylate salt](https://www.alsachim.com/19732-list_image/Benztropine-mesylate-salt.jpg)
![[metabolites] Phosphoramide mustard cyclohexylamine salt](https://www.alsachim.com/16858-list_image/Phosphoramide-mustard-cyclohexylamine-salt.jpg)
Phosphoramide mustard cyclohexylamine salt
Product Number: C6295
CAS number: 1566-15-00
Synonyms: N,N-Bis(2-chloroethyl)phosphorodiamidic acid cyclohexylamine salt
[2H8]-Phosphoramide mustard cyclohexylamine salt
Product Number: C6296
CAS number: 1566-15-00 unlabeled
Synonyms: N,N-Bis(2-chloroethyl)phosphorodiamidic acid-d8 cyclohexylamine salt
[13C12]-4,4'-DDT
Product Number: C2268
CAS number: 104215-84-1
Synonyms: [13C12]-1,1,1-Trichloro-2,2-bis(4-chlorophenyl)ethane, [13C12]-1,1-Bis(4-chlorophenyl)-2,2,2-trichloroethane
![[reference-standards] Fipamezole](https://www.alsachim.com/17760-list_image/Fipamezole.jpg)
![[reference-standards] o,p'-DDE](https://www.alsachim.com/18632-list_image/o-p-DDE.jpg)
![[reference-standards] Piribedil](https://www.alsachim.com/19140-list_image/Piribedil.jpg)
![[reference-standards] XMD17-109](https://www.alsachim.com/19292-list_image/XMD17-109.jpg)
![[reference-standards] SEA-0400](https://www.alsachim.com/19350-list_image/SEA-0400.jpg)