Volatile Mix 524.2

2,3,7,8-Tetrachlorodibenzofuran,50 µg/mL,n-nonane,1mL,

Desisopropylatrazine & Pendimethalin

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light 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)