Calcifediol-d6, 0,5mg

2,4’-DDD, 1000µg/ml in Hexane, 1ml

C27 Ring-C Monoaromatic sterane (5ß(H),10ß(CH3)/5?(H),10ß(CH3)),10 µg/mL,isooctane,1mL,

2-Perfluorohexyl-[1,1-2H2]-[1,2-13C2]-ethanol (6:2), 50µg/ml in MeOH, 1,2ml