2,4-Dimethylaniline, 100 µg/ml, Methanol, 5ml

4,4'-DDT-13C12

Tris(2,3-dibromopropyl)isocyanurate, 1.2ml x 50ug/ml, toluene

ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane