EPA Method 8260B - Purgeable Internal Std

Benzo[b]naphtho[2,3-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-46-9

Pesticide-Mix 70, 10.0 µg/ml, Acetone, 43466ml

Cyclopentylmethylsulfide, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 7133-36-0