2,4'-DDE, 100 µg/ml, Acetonitrile, 5ml

2-(3-sec-Butyl-5-tert-butyl-2-hydroxyphenyl)benzotriazole, 1000µg/ml in AL, 1ml

Vitamin K1-d7, 1mg

C21 Ring-C Monoaromatic sterane (5 alpha(H),10ß(CH3)/5ß(H),10ß(CH3)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 98774-59-5 / 98774-61-9