n-Dodecane, Selectivity Check Standard, 1.5Wt%, Solvent-isooctane, Unit 10mL, # of units-1, Cas.no. 112-40-3

Dialifos, 100 µg/ml, Acetonitrile, 1ml

VOC Chloro-Bromo-methane Mixture 1 4 Analytes, each 1000 µg/ml in n-pentane; unit: 1x 5mL 1689.1 Bromoform 1690.1 Bromodichloromethane [75-27-4] 1350.1 Chloroform [67-66-3] 1691.1 Chlorodibromomethane

2,2',3,4,5,6'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 68194-15-0