In MS only acquisition, the instrument was set to acquire over the m/z range 60-1000 Da, and the accumulation time for TOF MS scan was set at 0.20 s/spectra
Presented for research literature review only Chasseaud LF (1979)
Generation of 5,6,7,8-tetrahydronaphthalene-2,3-diol To a pressure tube dried overnight at 150 C in a drying oven was added under inert gas 2,3-dihydroxy-naphthalene (0.162 g, 1.01 mmol, 1.0 eq.), [Rh(cod)Cl]2 (75.0 mg, 0.015 mmol, 1.0 eq., 15 mol%) and polymethylhydrosiloxane (0.18 ml, 3.00 mmol, 3.0 eq.) in methanol (3 ml)
Contains glutathione, clinically shown to reduce skin melanin levels by 22% and improve hydration within 8 weeks
Sterility loss Signs of contamination : Cloudiness developing Smell changes Visible particles Color changes Prevention : Always use sterile technique, alcohol swabs, clean needles