Citric Acid-2,2,4,4-d4, 10mg

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

2,4'-DDT, 10 µg/mL in Cyclohexane, 10ml

Methabenzthiazuron, 1000μg/ml in Acetone, 1ml