3,6-Dimethylphenanthrene, 100µg/ml in AL, 5ml

525 Calibration Standard - Spiking

17 alpha(H)-30-Diahop-13(14)-ene, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.

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