نتایج جستجو برای: gas chromatography
تعداد نتایج: 328183 فیلتر نتایج به سال:
Journal:
:British Journal of Anaesthesia
1965
Journal:
:int. j. lignocellulosic products
2014
s.a. mirshokraie
v. haji aghaei
t. partovi
s. noroozi
in this research, the characteristics of cmp dioxane lignin (hardwood origin) and soda bagasse lignin (ethanol soluble fraction) and dioxane lignin of bagasse were studied using gel permeation chromatography, gas chromatography-mass spectrometry and 13c nmr spectroscopy and dfrc degradation procedure. the results indicated that the main structural units in lignins are phenyl propane skeletons b...
Journal:
:Journal of the Mass Spectrometry Society of Japan
1958
Journal:
:The Journal of the Society of Chemical Industry, Japan
1961
Journal:
:The Journal of the Society of Chemical Industry, Japan
1964
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