Bromobenzene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 108-86-1

2,4-Dimethyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16704-47-5

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)

2,4'-DDE-d8 (dichloropropyl-d4), 100µg/mL in AL, 1ml