Precision and Recovery Solution, 1.2ml, isooctane

Benzyldimethyloctylammonium chloride, 100 µg/ml,

Endosulfan (alpha + beta), 10µg/mL in IO, 10ml

1,6-Dinitropyrene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 42397-64-8