五月丁香,奇米色|久久日韩黄色电影|久草免费资源′站|久久久久久影院区域|青青草黄在线观看|美女黄色国产91|www.com强奸|九九99热这里只有精品六免费看|日韩美女激情啪啪|欧美激情丁香五月

Jinan Zhonglan Chemical Co., Ltd. ENGLISHCHINESE      

Trifluoroacetic acid



molecular formula:CF3COOH
molecular weight:114.03
Materialization properties:
Colorless and clear liquid, easily moisture absorption. specific gravity(water=1)1.54,atmosphere(=1)3.9,melting point-15.2℃,boiling point71.8℃, it’s easily soluble in alcohol ,water, diethyl ether, acetone, benzene and is poisonous and corrosive.
Application:
TFA is strong organic acid,can dissolve many inorganic substance and organic matter and so be provided with excellent reactivity worth ,which is extensively used in medicine, pesticide, dyestuff, amino acid safeguard, organic synthesis, materials processing.
Storage:
Seal and moisture proof.
Package:
50kgs or 250kgs within steel container or plastic container of corrosion resisting lining.
Properties of products:

item
index
 
high-class 
first grade
second grade
qualified
apperance
colorless and clear liquid
TFA %   ≥
99.9
99.5
99.0
99.0
HCL %   ≤
0.01
0.05
0.10
0.30
H2SO4 % ≤
0.01
0.05
0.10
0.30
HF %    ≤
0.001
0.005
0.01
0.10




  Previous product:   None
  Next product: Trifluoroacetic anhydride

? ?