Flame-Retardant-Mix 4, 100 µg/ml, Methanol, 5ml

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)

1,8-Dichloronaphthalene, 1.2mL x 50ug/mL, nonane

4,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml