Benzotrichloride,1000 µg/mL,isooctane,1mL,

Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml

Perdeuterated Internal Standard – PAH Mixture 11 16 Analytes, each 100 µg/mL in Toluene; units: 1x1.1mL Prod. No. Compound CAS No. 1524,12 Acenaphthene-d10 [15067-26-2] 1336,12 Acenaphthylene-d8 [93951-97-4] 0390,14 Anthracene-d10 [1719-06-8] 1087,1

beta-Endosulfan-d4 (1,1,5,5-d4),100 µg/mL,n-nonane,1mL,