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
[13C,2H3,15N]-Dienogest
Product Number: C3405
CAS number: 65928-58-7 unlabeled
Synonyms: [2H2,13C,15N]-Dienogestril, [2H2,13C,15N]-Dinagest
[13C,2H3]-2-Methoxy-17-β-estradiol
Product Number: C2929
CAS number: 1217470-09-1
Synonyms: [13C,2H3]-2-Methoxy-17-beta-estradiol
[13C,2H3]-4-Methoxy-17-β-estradiol
Product Number: C2934
CAS number: 1217442-62-0
Synonyms: [13C,2H3]-4-Methoxy-17-beta-estradiol
[13C,2H3]-D,L-Normetanephrine hydrochloride salt
Product Number: C6639
CAS number: 1011-74-1 unlabeled
Synonyms: D,L-Epinephrine metabolite-13C-d3 hydrochloride salt
[13C,2H3]-Epinephrine hydrochloride salt, racemic mixture
Product Number: C2238
CAS number: 1261397-10-7 free base
Synonyms: Adrenaline-13C-d3 hydrochloride, racemic mixture
[13C,2H3]-Metanephrine hydrochloride salt
Product Number: C6977
CAS number: 881-95-8 unlabeled
Synonyms: Epinephrine metabolite-13C-d3 hydrochloride salt
[13C,2H3]-Metanephrine trifluoroacetate salt
Product Number: C6637
CAS number: 5001-33-2 unlabeled free base
Synonyms: Epinephrine metabolite-13C-d3 trifluoroacetate salt
[13C,2H7]-6-Hydroxymelatonine
Product Number: C5132
CAS number: 2208-41-5 unlabeled
Synonyms: [13C,2H7]-3-(N-Acetylaminoethyl)-6-hydroxy-5-methoxyindole
[13C3]-11-Deoxycorticosterone
Product Number: C6479
CAS number: 64-85-7 unlabeled
Synonyms: [13C3]-21-hydroxyprogesterone
[13C3]-17-β-Estradiol
Product Number: C4689
CAS number: 1261254-48-1
Synonyms: [13C3]-17-beta-Estradiol
[13C3]-4-Androstenedione
Product Number: C6661
CAS number: 327048-86-2
Synonyms: [13C3]-4-Androstene-3,17-dione
[13C3]-Progesterone
Product Number: C6478
CAS number: 57-83-0 unlabeled
Synonyms: [13C3]-4-Pregnene-3,20-dione
[13C6]-L-(3,3',5)-Triiodo-thyronine
Product Number: C4782
CAS number: 1217843-81-6
Synonyms: [13C6]-L-T3, L-[13C6]-Liothyronine