Perchlorate (ClO4-), 100µg/mL in Water, 100ml

Sodium (Na), 1000µg/ml in 2%-HNO3/Water, 100ml

Chlorpyrifos, 100 µg/ml, Ethyl acetate, 5ml

Perdeuterated Internal Standard – PAH Mixture 9 1524,12 Acenaphthene-d10 [15067-26-2] 0389,14 Phenanthrene-d10 [1517-22-2] 1337,16 Fluoranthene-d10 [93951-69-0] 1087,18 Benzo[a]anthracene-d12 [1718-53-2] 1088,20 Benzo[a]pyrene-d