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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.

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[reference-standards] Imepitoin

Imepitoin

Product Number: C6101

CAS number: 188116-07-6

Synonyms: Pexion, ELB138, AWD-131-138, 3-(4-Chlorophenyl)-5-morpholin-4-yl-4H-imidazol-2-one

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[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

[stable-labeled-standards] [13C2]-4-Aminobutyric acid

4-Aminobutyric acid

Product Number: C273

CAS number: 56-12-2 unlabeled

Synonyms: [1,2-13C2]-4-Aminobutanoic acid, [1,2-13C2]-Piperidinic acid, [1,2-13C2]-GABA

[reference-standards] o,p'-DDE

o,p'-DDE

Product Number: C4727

CAS number: 3424-82-6

Synonyms: o,p'-Dichlorodiphenyldichloroethylene