Calibration Standard Mix 2

Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 10x10mL

Mono-iso-pentyl phathalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17866-76-1

Dimethyl phthalate