The quaternary ammonium salt and hydroxy ethyl cellulose were contained in a special organic chemical wastewater.
某厂特种有机废水，含季铵盐和羟乙基纤维素。
The moisture absorption humectant adopts trehalose quaternary ammonium salt as a moisture absorption moisturizing agent.
采用海藻糖季铵盐的吸湿保湿剂，以海藻糖季铵盐作为吸湿保湿剂。
The invention relates to a moisture absorption humectant which adopts trehalose quaternary ammonium salt and a preparation method thereof, belonging to the daily chemical field and medicine industry.
本发明涉及日化领域及医药行业，具体是一种采用海藻糖季铵盐的吸湿保湿剂及其制备方法。
The potential versus logarithm concentration curves show a certain linear relationship for more than ten kinds of inorganic and organic quaternary ammonium salt cations.
对十余种无机及有机季铵盐阳离子，其电位—浓度对数值呈一定的线性关系。
In this paper the mechanism of uranium extraction by a secondary alcohol-kerosene solution of a quaternary ammonium salt from the nearly neutral ammonium carbonate solution is studied.
本文研究了用手铵盐-仲醇-煤油溶液从弱碱性(或近中性)溶液中萃取铀的机理。
As an effective moisture absorption and moisture retention factor, the prepared trehalose quaternary ammonium salt is hopeful to become a substitute of hyaluronic acid to be used in the cosmetics.
作为一种高效的吸湿保湿因子，本发明得到的海藻糖季铵盐有望成为透明质酸的替代品用于化妆品中。
The properties of acrylic phenolic resin containing quaternary ammonium salt groups (APRQA), a new type water developable photosensitive resin, were investigated.
研究了一种新型水显影的感光树脂丙烯酸酯酚醛树脂季铵盐的溶解性、光交联性及交联膜的性能。
Objective to study the efficacy of a new quaternary ammonium salt disinfectant in killing fish pathogenic bacteria in aquaculture in order to provide the basis for the aquatic product disinfection.
目的研究一种新型季铵盐消毒剂对水产养殖中的鱼类致病菌的杀灭效果，为水产品消毒提供依据。
Objective to study the efficacy of a new quaternary ammonium salt disinfectant in killing fish pathogenic bacteria in aquaculture in order to provide the basis for the aquatic product disinfection.
目的研究一种新型季铵盐消毒剂对水产养殖中的鱼类致病菌的杀灭效果，为水产品消毒提供依据。
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