2,4-Dibromophenol, Internal Standard Stock Solution Cat No 2061.6

Tm/Ts Mixture Tm – 0615,27 17alpha(H)-22,29,30-Trisnorhopane Ts – 2635,27 18alpha(H)-22,29,30-Trisnorneohopane With a spesific ratio between the two peaks based on a SIM spectra of ion m/z = 191

Nitrofen, 100 µg/ml, Ethyl acetate, 1ml

Native Halogenated Carbazoles Solution/Mixture, 1.2ml, nonane