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.
21 products
[13C,2H3]-Mycophenolic acid acyl-β-D-glucuronide
Product Number: C5620
CAS number: 99043-04-6 unlabeled
Synonyms: [13C,2H3]-Mycophenolic acid acyl-beta-D-glucuronide
[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
[13C4]-6-Thiouric acid
Product Number: C2825
CAS number: 2002-60-0 unlabeled
Synonyms: [13C4]-7,9-Dihydro-6-thioxo-1H-purine-2,8(3H,6H)-dione
[2H6]-O-Desmethyltramadol ß-D-glucuronide
Product Number: C2560
CAS number: 383891-39-2 unlabeled
Synonyms: [2H6]-O-Desmethyltramadol beta-D-glucuronide
[2H5]-5-Carboxy-N-phenyl-2-1H-pyridone
Product Number: C2148
CAS number: 1020719-24-7
Synonyms: [2H5]-Pirfenidone carboxylic acid metabolite