Tri-n-propyltin chloride, 1000 µg/ml, Methanol,

Atrazine-2-hydroxy, 10.0 µg/ml, Methanol, 10ml

Chrysene-d12, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1719-03-5

Pesticide Mix #21, 10µg/mL in Cyclohexane, 1ml