
隨著(zhu)水(shui)污染(ran),大染(ran),大多數地區的飲用(yong)(yong)水(shui)經過常規處理,但仍含有(you)各種微量有(you)機物,特別是有(you)毒有(you)害、致(zhi)畸、致(zhi)癌和(he)突變物質,人們(men)長期飲用(yong)(yong),會出現(xian)眩暈、疲勞、脫發、癌癥發病率增加(jia)等(deng)現(xian)象。在(zai)水(shui)處理行業中,水(shui)凈化活(huo)性(xing)炭一直發揮著(zhu)不可或(huo)缺的作用(yong)(yong)。
為提高飲用(yong)水(shui)(shui)(shui)水(shui)(shui)(shui)質,有(you)效去除飲用(yong)水(shui)(shui)(shui)中的(de)微量有(you)機物(wu)、活(huo)性炭鐵、錳、重(zhong)金屬離子等(deng)有(you)害物(wu)質,防止(zhi)THMs產生致(zhi)畸、致(zhi)癌物(wu), 世界上(shang)許多國家都凈水(shui)(shui)(shui)活(huo)性炭進行了(le)研(yan)究,并采取了(le)相應的(de)措施(shi)。根(gen)據(ju)現(xian)有(you)數(shu)據(ju),飲用(yong)水(shui)(shui)(shui)深度凈化主要(yao)采取預氧(yang)化、凈水(shui)(shui)(shui)活(huo)性炭吸附(fu)、臭氧(yang)氧(yang)化等(deng)措施(shi)。

凈水活性炭不僅具(ju)有(you)(you)良好的(de)凈化給水(shui)(shui)(shui)色、嗅覺去除(chu)效(xiao)(xiao)果,而且具(ju)有(you)(you)合成洗(xi)滌(di)劑ABS、三鹵(lu)甲(jia)烷(wan)(THMs)、鹵(lu)代烴和(he)游離(li)氯也具(ju)有(you)(you)較高(gao)的(de)吸附能(neng)力(li),還能(neng)有(you)(you)效(xiao)(xiao)去除(chu)幾(ji)乎不可分解的(de)氨基甲(jia)酸酯殺蟲(chong)劑。凈水(shui)(shui)(shui)活性炭能(neng)有(you)(you)效(xiao)(xiao)去除(chu)水(shui)(shui)(shui)中的(de)游離(li)氯和(he)一些重金屬(如Hg,Sn,Cr)不易產生二次污染,常用(yong)于(yu)家(jia)用(yong)水(shui)(shui)(shui)和(he)飲(yin)用(yong)水(shui)(shui)(shui)的(de)凈化處(chu)理工藝。廢(fei)水(shui)(shui)(shui)處(chu)理中凈水(shui)(shui)(shui)活性炭的(de)主要優點(dian)是處(chu)理程度高(gao),出水(shui)(shui)(shui)水(shui)(shui)(shui)質(zhi)(zhi)穩定。使(shi)用(yong)其(qi)它方(fang)法可獲(huo)得(de)高(gao)質(zhi)(zhi)量的(de)出水(shui)(shui)(shui)水(shui)(shui)(shui)質(zhi)(zhi),甚至達到飲(yin)用(yong)水(shui)(shui)(shui)標(biao)準。
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