Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

2,4-Dibromophenol, 1.2ml x 100ug/ml, toluene

n-Butyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1219798-67-0

Auramine