ICP Mix #1

2,2',3,3',5,5',6,6'-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Clethodim-sulfone, 100 µg/ml, Acetonitrile, 1ml

17 alpha(H),21 alpha(H)-(22RS)-Trishomohopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 105498-26-8