Chlorothalonil R471811 sodium, 100μg/ml in Acetonitrile, 1ml

Chlorpyrifos-methyl, 10.0 µg/ml, Ethyl acetate,

3,3',5,5'-Tetrabromobisphenol-A, 50µg/ml in MeOH, 1,2ml

ISO 15009 Stock Internal Standard Solution for Aromatic Hydrocarbons 2 Analytes, each 2000µg/mL in methanol; unit: 1x5mL 2253.7 Toluene-d8 [2037-26-5] 2171.8 Ethylbenzene-d10 [25837-05-2]