工業級(ji)氫氧(yang)化(hua)鈣(gai)具(ju)有腐(fu)蝕(shi)性(xing):弱酸(suan)堿(jian)性(xing):呈堿(jian)性(xing)產(chan)(chan)品(pin)英文名 Calcium hydroxide,Hydrated lime,Slaked lime,Lime,hydrated,limewater產(chan)(chan)品(pin)別(bie)(bie)名:消(xiao)石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui),熟石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)(ShúShíHuī) ,石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)水(shui)(溶(rong)(rong)液(ye)),石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)乳(ru)(懸濁液(ye)),石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)漿(懸濁液(ye))。 化(hua)學(xue)式:Ca(OH)2制備方法(fa):將生(sheng)石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)溶(rong)(rong)于(yu)水(shui),即(ji)CaO+H2O=Ca(OH)2相(xiang)對分(fen)子質量為(wei):約(yue)74溶(rong)(rong)解(jie)(jie)度(du):氫氧(yang)化(hua)鈣(gai)溶(rong)(rong)解(jie)(jie)度(du)隨溫(wen)度(du)升(sheng)高(gao)而(er)降低(di) 隨溫(wen)度(du)降低(di)而(er)升(sheng)高(gao)別(bie)(bie)名:消(xiao)石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui), 熟石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)基(ji)本用途(tu) :用于(yu)制漂,硬(ying)水(shui)軟化(hua)劑,改良土壤(rang)酸(suan)性(xing),自來水(shui)消(xiao)毒澄清(qing)劑及建筑工業等。 消(xiao)石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)粉(fen)毒性(xing)防護 其粉(fen)塵(chen)或懸浮液(ye)滴對粘膜有作用,能(neng)引起(qi)(qi)噴嚏和咳嗽,和堿(jian)一樣能(neng)使(shi)脂肪皂化(hua),從皮膚吸收水(shui)分(fen),溶(rong)(rong)解(jie)(jie)蛋白質,及腐(fu)蝕(shi)組織。吸入(ru)石(shi)(shi)灰(hui)(hui)(hui)(hui)(hui)粉(fen)塵(chen)可(ke)能(neng)引起(qi)(qi)肺炎。高(gao)容(rong)許濃度(du)為(wei)5mg/m3。吸入(ru)粉(fen)塵(chen)時,可(ke)吸入(ru)水(shui)蒸氣(qi),及猶奧寧,在胸廓處(chu)。

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