17a-Ethinylestradiol, certified, 0.25g

Dimethachlor ESA sodium salt, 100ug/mL in Methanol

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)

NPD Cocktail 4 14 Analytes, each 200 µg/mL in isooctane; unit: 1x1mL 0884.12 Dibenzothiophene [132-65-0] 0441.12 2,3,6-Trimethylnaphthalene [829-26-5] 0198.9 4-Methylbenzothiophene [14316-11-8] 0260.16 Fluoranthene [206-44-0] 0449.14 2,