WS Disinfection By-Products - Cal Check 3

6:2 DiPAPS, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. 57677-95-6

alpha-Methylstyrene, 200 µg/ml, Methanol, 1ml

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