1,4-bis(Pentabromophenoxy)tetrabromobenzene, 100µg/ml in Toliene, 1ml

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

Endrin, 100 µg/ml, Methanol, 1ml

2,3,4,5-Tetrabromobenzoic acid [13C6 ring], 1.2ml x 50ug/ml, methanol