2,4,6-Trichlorophenol

2,2',4,4',5-Pentabromodiphenyl ether,50µg/ml IO,1m

O,O-Dimethylphosphorodithioic acid ammonium salt,

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