Additional Internal Standard Solution, 1.2ml, toluene

Permethrin, 250mg

N-Methyl-N-(trimethylsilyl)trifluoroacetamide, neat, Solvent-neat, Unit 25g, # of units-1, Cas.no. 24589-78-4

1,2,3,4,6,7-Hexachloronaphthalene, 50µg/ml in nonane, 1,2ml