• Methanol is suitable solvent for producing tetrabromobisphenol a, the factor of affecting product quality has: Solution temperature and acidity and fee ding speed of bromine.

    甲醇是生产四溴双酚a合适的溶剂,对产品质量有影响的因素有:溶液温度、酸度和加溴速度。

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  • By measuring the pressure, saturated solution of potassium bromide bromine absorption method, the smell test and other methods, the mixture can be identified more quickly.

    通过测定压力、溴化钾的溴饱和溶液吸收法、气味试验等方法可以较快地进行鉴别。

    youdao

  • By measuring the pressure, saturated solution of potassium bromide bromine absorption method, the smell test and other methods, the mixture can be identified more quickly.

    通过测定压力、溴化钾的溴饱和溶液吸收法、气味试验等方法可以较快地进行鉴别。

    youdao

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