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.
130 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]-Desmethylcyclobenzaprine hydrochloride salt
Product Number: C3016
CAS number: 438-59-5 unlabeled
[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,2H3]-Piroxicam
Product Number: C2774
CAS number: 1261393-52-5
Synonyms: [13C,2H3]-4-Hydroxy-2-methyl-3-(pyrid-2-yl-carbamoyl)-2H-1,2-benzothiazine 1,1-dioxide
[13C,2H7]-6-Hydroxymelatonine
Product Number: C5132
CAS number: 2208-41-5 unlabeled
Synonyms: [13C,2H7]-3-(N-Acetylaminoethyl)-6-hydroxy-5-methoxyindole