Total Phosphorus (P)

2,2',3,3',4,6'-Hexachlorobiphenyl (132)

1,2,3-Trimethylbenzene

Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 1x10mL, 5x10mL