食品(pin)飲料行業對水(shui)質的要(yao)求：食品(pin)飲料行業用(yong)水(shui)通(tong)常需要(yao)用(yong)到預處理凈(jing)水(shui)或純(chun)凈(jing)水(shui),電導率通(tong)常在10uS/cm以下。，符(fu)合(he)GB5749-2006生活飲用(yong)水(shui)衛生標(biao)準、CJ94-1999飲用(yong)凈(jing)水(shui)標(biao)準，GB 17324-2003瓶（桶）裝(zhuang)飲用(yong)純(chun)凈(jing)水(shui)衛生標(biao)準。

        食品(pin)飲料產(chan)業(ye)為民族的(de)(de)(de)良(liang)心(xin)產(chan)業(ye)，隨著(zhu)全球污(wu)染的(de)(de)(de)日益加劇和人們對(dui)健(jian)康的(de)(de)(de)迫切(qie)追求，對(dui)食品(pin)、飲料行(xing)(xing)業(ye)也提出了(le)更加嚴格(ge)的(de)(de)(de)要(yao)求。普(pu)通(tong)的(de)(de)(de)市政自來水(shui)(shui)(shui)或地下深井水(shui)(shui)(shui)已很難滿足人們的(de)(de)(de)需要(yao)。現在對(dui)食品(pin)飲料行(xing)(xing)業(ye)的(de)(de)(de)管(guan)(guan)理(li)也逐漸形(xing)成了(le)從企(qi)業(ye)的(de)(de)(de)設立、生(sheng)產(chan)過程、成品(pin)檢驗等(deng)全面管(guan)(guan)制的(de)(de)(de)體系(xi)。現對(dui)眾(zhong)多食品(pin)及所(suo)(suo)有飲料行(xing)(xing)業(ye)實施食品(pin)衛生(sheng)安全許(xu)可證(zheng)制度（QS認證(zheng)），規定所(suo)(suo)用工(gong)藝水(shui)(shui)(shui)及成品(pin)水(shui)(shui)(shui)均需要(yao)用凈化后的(de)(de)(de)水(shui)(shui)(shui)，通(tong)常是(shi)純凈水(shui)(shui)(shui)。

        所謂(wei)純(chun)凈(jing)(jing)水(shui)(shui)(shui)(shui)有人定(ding)義為(wei)是(shi)一(yi)(yi)種(zhong)無(wu)病(bing)毒和細菌，不含(han)任何懸浮物及可溶性鹽類，去(qu)(qu)除了各種(zhong)有機和無(wu)機化學污染物的(de)(de)(de)飲用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)。其(qi)特點是(shi)至清至純(chun)，甘甜醇和，符合衛(wei)生(sheng)(sheng)(sheng)標(biao)(biao)準(zhun)，不需要(yao)(yao)燒開即可飲用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)水(shui)(shui)(shui)(shui)。現在純(chun)凈(jing)(jing)水(shui)(shui)(shui)(shui)又被(bei)我們廣泛(fan)的(de)(de)(de)用(yong)(yong)(yong)(yong)(yong)于生(sheng)(sheng)(sheng)活(huo)(huo)用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)、工(gong)業(ye)生(sheng)(sheng)(sheng)產(chan)用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)、醫療衛(wei)生(sheng)(sheng)(sheng)用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)、食品飲料酒廠用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)、農業(ye)生(sheng)(sheng)(sheng)產(chan)用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)、電(dian)鍍(du)涂裝用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)、電(dian)子電(dian)力(li)紡(fang)織造紙(zhi)用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)等等。衡量(liang)純(chun)凈(jing)(jing)水(shui)(shui)(shui)(shui)的(de)(de)(de)一(yi)(yi)個重(zhong)要(yao)(yao)標(biao)(biao)準(zhun)就(jiu)是(shi)電(dian)導(dao)率（即水(shui)(shui)(shui)(shui)的(de)(de)(de)導(dao)電(dian)能力(li)）。水(shui)(shui)(shui)(shui)中(zhong)含(han)有的(de)(de)(de)雜(za)質(zhi)離子越多，其(qi)電(dian)導(dao)率越大（水(shui)(shui)(shui)(shui)自身電(dian)離的(de)(de)(de)H＋和OH－也(ye)可以使水(shui)(shui)(shui)(shui)導(dao)電(dian)）。我們常說(shuo)的(de)(de)(de)蒸(zheng)餾(liu)(liu)水(shui)(shui)(shui)(shui)就(jiu)是(shi)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)蒸(zheng)餾(liu)(liu)法(fa)加(jia)工(gong)制成(cheng)的(de)(de)(de)純(chun)凈(jing)(jing)水(shui)(shui)(shui)(shui)。飲用(yong)(yong)(yong)(yong)(yong)純(chun)凈(jing)(jing)水(shui)(shui)(shui)(shui)是(shi)指：以符合生(sheng)(sheng)(sheng)活(huo)(huo)飲用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)衛(wei)生(sheng)(sheng)(sheng)標(biao)(biao)準(zhun)的(de)(de)(de)水(shui)(shui)(shui)(shui)為(wei)原水(shui)(shui)(shui)(shui)，采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)蒸(zheng)餾(liu)(liu)法(fa)、去(qu)(qu)離子法(fa)、離子交換(huan)法(fa)、反滲透及其(qi)他適當加(jia)工(gong)方法(fa)，去(qu)(qu)除水(shui)(shui)(shui)(shui)中(zhong)的(de)(de)(de)礦物質(zhi)、有機成(cheng)分、有害(hai)雜(za)質(zhi)及微生(sheng)(sheng)(sheng)物等加(jia)工(gong)制得的(de)(de)(de)，沒(mei)有任何添(tian)加(jia)物（臭氧除外(wai)）的(de)(de)(de)可以直(zhi)接飲用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)水(shui)(shui)(shui)(shui)。