3,3',5,5'-Tetrabromobisphenol-A, 50µg/ml in MeOH, 1,2ml

ICP Mix - 2.0 µg / mL

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

Phenylethylthiol