EPA Method 8310 Surrogates, 50µg/ml in MeChl, 1ml

1,3,2-Dioxathiolane 2,2-Dioxide, >98%, 5g

Phenol-2,3,4,5,6-d5, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 4165-62-2

Parathion-ethyl D10, 100µg/mL in Acetone, 1ml