EPA Method 8081A Pesticides QC Mix

2,3-Dimethyl-5-(4-methylpentyl)naphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 204256-07-5

Methyl chloroacetate

Di-n-octylsulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2690-08-6