Internal standard 3, 2000g/ml in MeOH, 1ml

2,2',3,5',6-Pentachlorobiphenyl, 100µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 38379-99-6

Semi-Volatile Standard

NWTPH-Gx Surrogate Mix