Semi-Volatile Mix

Benzo(b)furan, certified, 25mg

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

Solvent for ASTM D 664-01 1 L and 10x1L Toluene 50.0 % Isopropanol 49.5 % Water, ionfree 0.5 %