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["전电站用33%氢氧化钠如何防止潮解"

2019-12-03View Original

Thread Content

,"전电站用33%氢氧化钠,碱计量箱上使用的变色硅胶是防止潮解吗?冬天温度太低,对氢氧化钠有什么影响?"
Reply #22019-12-04
,"변色胶粒具有吸湿及指示吸湿量的作用,干燥时是一种颜色,比如蓝色;吸湿后就会变色,比如变成红色。变色后需要更换胶粒。"
Reply #32019-12-04
,"33%氢氧化钠本身就是溶液了,还潮解什么啊,又不是片碱,一旦潮解无法精确计量;冬季温度低的情况下,33变氢氧化钠会结晶,结晶温度为36℃变需要保证温度"
Reply #42019-12-17
,"그么放置变色硅胶有什么作用,我公司在计量箱上端有放置"

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