Carbaryl, 100μg/mL in Acetonitrile, 1ml

3-Perfluoroheptyl propanoic acid (7:3), 1.2ml x 50ug/ml, methanol

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

Atrazine-desethyl, 10.0 µg/ml, Acetonitrile, 10m