EPA Method 200.8 Calibration Standard 2

cis-[2-Bromomethyl-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl]methyl Benzoate, 5g

1,2-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20291-72-9

Sulfamonomethoxine, 100 µg/ml, Methanol, 1ml