Stable labeled standards
Alsachim's labeled standards (13C, 2H, 15N, 18O, 34S) enable you to quantify molecules for your LC-MS/MS analyses. Produced in our laboratories in France, our compounds - some of them unique - are guaranteed to be of the highest quality and purity.
36 products
[13C5,15N]-Pristinamycin IA
Product Number: C1474
CAS number: 3131-03-1 unlabeled
Synonyms: [13C5,15N]-4-[4-(Dimethylamino)-N-methyl-L-phenylalanine]-virginiamycin S1
[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
[13C,2H3]-Clarithromycin
Product Number: C2348
CAS number: 81103-11-9 unlabeled
Synonyms: [13C,2H3]-6-O-Methyl-erythromycin
[13C4]-11-Deoxycortisol
Product Number: C6669
CAS number: 152-58-9 unlabeled
Synonyms: 11-Deoxy-17-hydroxycorticosterone-13C4, Reichstein's substance S-13C4, 17,21-Dihydroxyprogesterone-13C4, Cortexolone-13C4
[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
[13C,2H4]-Lincomycin trifluoroacetate salt
Product Number: C6173
CAS number: 154-21-2 unlabeled free base
Synonyms: Clindamycin intermediate-13C-d4