First,brine is reacted with ammonium hydrocarbonate to obtain the sodium hydrocarbonate and the ammonium chloride solution,and then filtrated.
卤制备纯碱分两步进行,第一步用卤
、
氢
反应得到
氢钠微溶析出和
溶液,过滤。
First,brine is reacted with ammonium hydrocarbonate to obtain the sodium hydrocarbonate and the ammonium chloride solution,and then filtrated.
卤制备纯碱分两步进行,第一步用卤
、
氢
反应得到
氢钠微溶析出和
溶液,过滤。
It should be the floweriness blooms from the monochrome, the cleanness filtrated through the multi-colors, the genuine beauty grows in the nihility.
是要叫这黑白里研出绚烂,斑斓里洗出明净,虚空里生出真美的。
The results show that:The nephelometery is a kind of widely useful,rapid and reliable to measure the concentration of fines in the filtrate of DDT.
结果表明,通过测定滤液的浊度来推算滤液中细小组分浓度的方法(浊度法)是一种适用范围广、快速、准确的测定方法。
Both the filtrate and the dialyzate of agave pollen can activate the enzyme, thus proving that there was activating substance of the thiol group in agave pollen.
无论是剑麻花粉的滤液还是透析液,都能使剑麻蛋白酶激活,证实剑麻花粉中含有巯基激活物质。
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