EPA Method 8240A Matrix Spiking Standard

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)

Pesticide Degradation Standard

4-Fluoro-3-phenoxy benzoic acid, 100 ng/µl, 1ml