Decachlorobiphenyl

17 alpha(H),21ß(H)-(22R)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 67069-14-1

Fluorescein disodium salt dihydrate, 90%,neat,neat,100g,

EPA Method 8240A Mix #2