Acetochlor OA, 100 µg/ml, Acetonitrile, 1ml

Anthraquinone, 250mg

Petrochemical Internal Standard C14-C17 4 Analytes, equal Wt.%; unit : 25ml screw-capped bottle n-Tetradecane C14 n-Hexadecane C16 n-Pentadecane C15 n-Heptadecane C17

N-Nitrosodimethylamine