Stable labeled standards

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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.

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[13C3]-Risdiplam Metabolite

Product Number: C10703

CAS number: 2250441-24-6 unlabeled

Synonyms: [13C3]-2-(2,8-Dimethylimidazo[1,2-b]pyridazin-6-yl)-7-(4-hydroxy-4,7-diazaspiro[2.5]oct-7-yl)-4H-pyrido[1,2-a]pyrimidin-4-one

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[13C,2H3]-7-Hydroxymethotrexate

Product Number: C289

CAS number: 5939-37-7 unlabeled

Synonyms: 13C-2H3-7-OHMTX, (S)-2-(4-(((2,4-Diamino-7-hydroxypteridin-6-yl)methyl)(methyl)amino)benzamido)pentanedioic acid-13C-d3, 4-Amino-7-hydroxy-10-methylpteroylglutamic acid-13C-d3, 7-Hydroxyamethopterin-13C-d3