alpha-BHC-13C6,100 µg/mL,n-nonane,1mL,

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

2,4-/2,6-Dimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 102035-96-1 / 66142-67-4

2,5-Dinitrotoluene, 100µg/ml in MeOH, 5ml