QC Standard 4

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

Total Phosphate

(+)-γ-1R,2R,5R,6S,9S,10R-Hexabromocyclododecane, 1.2ml x 50ug/ml, toluene