Monomethyl ester synthesis product from flax oil are analyzed in chemistry, College of natural sciences, National University of Hanoi, by gas chromatography machine GC6890-MS5898 columnar governing HT-5MS, temperature detector is 290oC, 1.5 ml/minute line speed, carrying gas is Helium (He), thinners is n-hexane. Temperature programme: increasing the temperature from Babysitting 45oC 290oC up, the temperature of 45oC for 5 minutes, then increase the temperature to 5o/minute rate to 290oC and keep the temperature at this temperature for 10 minutes.
đang được dịch, vui lòng đợi..
