EPA Method 548 Analyte

4-Aminoazobenzene, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 60-09-3

PCB No. 112, certified, 5mg

L-PFHxS with branched isomers (Potassium Salt), 50µg/ml in MeOH, 1,2ml