4,4'-Methylenedianiline,100 µg/mL,acetonitrile,1mL,

PAH Mixture E 25 Analytes, each concentration as listed intoluene; units: 1x1mL Prod.no. Compound CAS No. Conc. 0711,10 Naphthalene [91-20-3] 50 µg/mL 0002,12 Acenaphthylene [208-96-8] 200 µg/mL 0732,12 Acenaphthene [83-32-9] 200 µg/mL 0217,13 Fluo

Melatonin,neat,neat,10mg,

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