2,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml

Teflubenzuron, 100 µg/ml, Acetonitrile, 5ml

L-(+)-Ascorbic acid, certified, 0.25g

ISO 10382 Multicomponent Stock Solution of PCBs “Dutch Seven” PCBs in isooctane, 10µg/mL each, 1x1ml, 5x1ml, 10x1ml 100µg/mL each, 1x1ml, 5x1 ml, 10x1 ml 200µg/mL each, 1x1ml, 5x1ml, 10x1ml