EPA Method 525.2 Pesticide Level 3

1,3,4,6,7-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

2,2',3,3',4',5,6-Heptachlorobiphenyl (177)

17 alpha(H),21ß(H)-(22S)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 67069-13-0