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.
77 products
[2H7]-4-Androsten-11-ß-ol-3,17dione
Product Number: C5442
CAS number: 382-44-5 unlabeled
Synonyms: [2H7]-4-Androsten-11-beta-ol-3,17dione
[13C,2H7]-6-Hydroxymelatonine
Product Number: C5132
CAS number: 2208-41-5 unlabeled
Synonyms: [13C,2H7]-3-(N-Acetylaminoethyl)-6-hydroxy-5-methoxyindole
[2H8]-(5-α)-Pregnane-3,20-dione
Product Number: C4996
CAS number: 566-65-4 unlabeled
Synonyms: [2H8]-(5-a)-Pregnane-3,20-dione
[2H6]-Norethindrone
Product Number: C4919
CAS number: 68-22-4 unlabeled
Synonyms: [2H6]-17a-Ethynyl-19-nortestosterone
[13C6]-L-Thyroxine sulfate salt
Product Number: C4786
CAS number: 77074-49-8 unlabeled
Synonyms: [13C6]-Tetra-iodothyronine sulfate
[13C6]-L-(3,3',5)-Triiodo-thyronine sulfate salt
Product Number: C4784
CAS number: 31135-55-4 unlabeled
Synonyms: [13C6]-L-T3 sulfate
[13C6]-L-(3,3',5)-Triiodo-thyronine
Product Number: C4782
CAS number: 1217843-81-6
Synonyms: [13C6]-L-T3, L-[13C6]-Liothyronine
L-(3.5)-Diiodo-thyronine
Product Number: C4780
CAS number: 1041-01-6 unlabeled
Synonyms: [13C6]-L-T2
[2H5]-5-α-Dihydrotestosterone undecanoate
Product Number: C4757
CAS number: 6804-12-2 unlabeled
Synonyms: [2H5]-5-a-Dihydrotestosterone undecanoate
[13C3]-17-β-Estradiol
Product Number: C4689
CAS number: 1261254-48-1
Synonyms: [13C3]-17-beta-Estradiol