D10-N-Nitrosodiethylamine, 100µg/ml in MeOH, 5ml

Avermectin B1a, 100 µg/ml, Acetonitrile, 1ml

Sulfur, 1500µg/g in 20 cSt Mineral Oil, 100ml

2,2',3,5,6'-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL,