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.
34 products
[2H3]-N-Acetyl-5-aminosalicylic acid
Product Number: C349
CAS number: 93968-79-7
Synonyms: [2H3]-N-Acetylmesalamine, [2H3]-N-Acetylmesalazine
[2H3]-5-Aminosalicylic acid
Product Number: C348
CAS number: 1309283-32-6
Synonyms: [2H3]-Mesalamine, [2H3]-Mesalazine
[13C6]-Mesalamine hydrochloride
Product Number: C1476
CAS number: 1261398-47-3
Synonyms: [13C6]-Mesalazine hydrochloride salt, [13C6]-5-Aminosamicylic acid hydrochloride
[13C,2H3]-N-Desmethyl-loperamide
Product Number: C2837
CAS number: 66164-07-6 unlabeled
Synonyms: [13C,2H3]-4-(4-Chlorophenyl)-4-hydroxy-N-methyl-alpha,alpha-diphenyl-1-piperidinebutanamide
[2H6]-O-Desmethyltramadol ß-D-glucuronide
Product Number: C2560
CAS number: 383891-39-2 unlabeled
Synonyms: [2H6]-O-Desmethyltramadol beta-D-glucuronide
[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