EPA Method 507Mix #8, 100µg/ml in Aetone, 1ml

Di(propylene glycol) monomethyl ether, mixture of isomers,1000 µg/mL,MeOH,1mL,

Pesticide Mix #1

2,2',3,3',5,5',6,6'-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane