3,3'-Dichlorobenzidine, 100 µg/ml, Acetonitrile,

Endosulfan (alpha + beta), 10µg/mL in IO, 10ml

Custom Mix Alkane, Alkene and Aromats 4 14 components, volume procent neat Isopentane 0.25% n-pentane 3.25% 2,2-Dimethylbutane I .00% Cyclopentane 0.25% 2,3-Dimethylbutane 1.50% 2-Methylpentane 7.00% 3-Methylpentane 5 50% n-Hexane 7.00% Methylcyclop

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)