N-Nitrosodipropylamine, 100 µg/ml, Methanol, 5ml

2-(Trifluormethyl)-benzamide, 100µg/ml in AL, 5ml

2,2',3,3',6-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL,

2-Pentanone, 1ml