WS Amp 1 Trace Elements

Alachlor OA, 100 µg/ml, Acetonitrile, 1ml

Sterol standard mixture for ISO 18252 For Qualitative analysis, neat in 1mL sealed ampoulle 2900.27 Cholesterol 600µg 3913.28 Campesterol 100µg 3767.29 Stigmasterol 100µg 2732.29 Sitosterol 100µg 1583.30 5?-Cholestane (IS) 600µg Dissolve in 0.25mL n

2,3,3',5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane