全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Feng-bao Liu , Fang Liu ...
来源:[J].Journal of Chemistry, 2014, Vol.2014Hindawi
摘要:Clay-brine process employing activated clay, NaCl, HCl, and HF as raw materials is the primarily advanced technology to synthesize cryolite in the present industrial grade. However, plenty of byproducts of fluorine-containing waste HCl at the concentration of about 10%~12% could ...
作者:Feng-bao Liu , Guang-huan Li ...
来源:[J].Journal of Spectroscopy, 2013, Vol.2013DOAJ
摘要:After synthesis of mixed fatty acid triethanolamine ester surfactant based on animal and vegetable mixed oils, the reaction solution was added into 4% (wt/wt) liquid nitric acid or 9% (wt/wt) solid nitric acid as eliminating fluorescent agent continuing to react from 1 to 2 ...
作者:Feng-bao Liu , Guang-huan Li ...
来源:[J].Journal of Spectroscopy, 2013, Vol.2013Hindawi
摘要:After synthesis of mixed fatty acid triethanolamine ester surfactant based on animal and vegetable mixed oils, the reaction solution was added into 4% (wt/wt) liquid nitric acid or 9% (wt/wt) solid nitric acid as eliminating fluorescent agent continuing to react from 1 to 2 ...

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