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關于凈水器選擇的誤區
發布時間:2022-08-23   瀏覽:1366次

  關于(yu)凈(jing)水器檢測(ce)的誤區

  隨著城市工(gong)業的發(fa)展,城市水(shui)(shui)源(yuan)受(shou)到(dao)工(gong)業污染,自(zi)來(lai)水(shui)(shui)雖經(jing)加(jia)工(gong),但難達到(dao)衛(wei)生、安全的各項標準。凈水(shui)(shui)器開(kai)始(shi)走進千家萬戶,逐漸成為大(da)眾化產品。可是,面對(dui)名目繁多(duo)、概念復雜(za)、品牌云集的凈水(shui)(shui)器市場,消費者大(da)多(duo)霧里看(kan)花(hua),無所適從。

  如何確保消費(fei)者能買來放心(xin)產(chan)品(pin),把好(hao)產(chan)品(pin)質量這個關(guan),科學、公正、客(ke)觀地(di)產(chan)品(pin)質量檢(jian)測顯得(de)尤(you)為關(guan)鍵。今天(tian)我(wo)們就(jiu)來談一談凈水器選擇(ze)的誤(wu)區。

  誤區一:凈(jing)水器沒(mei)有國家(jia)標準?

  凈水(shui)器不僅有(you)(you)國家(jia)(jia)標準(zhun)(zhun),還有(you)(you)行業標準(zhun)(zhun),總計有(you)(you)幾(ji)十項之多。其(qi)中國家(jia)(jia)標準(zhun)(zhun)有(you)(you):GB/T30306-2013《家(jia)(jia)用(yong)和(he)(he)類(lei)似用(yong)途飲(yin)用(yong)水(shui)處理內芯(xin)通(tong)用(yong)要求(qiu)》、GB/T30307-2013《家(jia)(jia)用(yong)和(he)(he)類(lei)似用(yong)途飲(yin)用(yong)水(shui)處理裝置通(tong)用(yong)要求(qiu)》和(he)(he)GB/T19249—2003《反滲透水(shui)處理設備》。

  行業標(biao)準有(you):飲水(shui)(shui)機(ji)專用(yong)(yong)(yong)(yong)(yong)(yong)凈水(shui)(shui)器、家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途超濾凈水(shui)(shui)機(ji)、家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途反(fan)滲透凈水(shui)(shui)機(ji)、《家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途凈水(shui)(shui)機(ji)維修維護服務規范(fan)》、《家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途連續式凈水(shui)(shui)機(ji)安裝規范(fan)》、《家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途龍頭式凈水(shui)(shui)器》、《家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途前(qian)置過濾器》、《家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途反(fan)滲透凈水(shui)(shui)機(ji)、納濾凈水(shui)(shui)機(ji)專用(yong)(yong)(yong)(yong)(yong)(yong)加壓泵》、《家(jia)(jia)(jia)用(yong)(yong)(yong)(yong)(yong)(yong)和(he)(he)類(lei)(lei)(lei)似用(yong)(yong)(yong)(yong)(yong)(yong)途軟水(shui)(shui)機(ji)》。

  還有一些新的國(guo)家(jia)和行業標準(zhun)正在編(bian)制和審核中。

  誤區(qu)二:凈水器不得檢(jian)出有(you)微生物?

  微生(sheng)物(wu)中(zhong)有的(de)對人體(ti)(ti)有益,如(ru)乳(ru)酸(suan)菌(jun)(jun)、雙岐(qi)桿菌(jun)(jun),這只(zhi)是極少(shao)數(shu);有的(de)對人體(ti)(ti)有害(hai),如(ru)傷寒菌(jun)(jun)、霍(huo)亂菌(jun)(jun)等致病菌(jun)(jun),也(ye)是極少(shao)數(shu);絕大(da)(da)(da)多數(shu)微生(sheng)物(wu)對人體(ti)(ti)是既無益又無害(hai),因此(ci)只(zhi)要(yao)控制(zhi)致病菌(jun)(jun),不(bu)需(xu)要(yao)也(ye)不(bu)可能把整個“微生(sheng)物(wu)”列入(ru)不(bu)得檢出(chu)物(wu)。《生(sheng)活飲用水(shui)衛生(sheng)標準(zhun)》中(zhong)規定總大(da)(da)(da)腸菌(jun)(jun)群(qun)、耐熱大(da)(da)(da)腸菌(jun)(jun)群(qun)、大(da)(da)(da)腸埃希氏菌(jun)(jun)三項(xiang)為不(bu)得檢出(chu),菌(jun)(jun)落總數(shu)為限100。

  誤區三:凈(jing)水(shui)器出水(shui)水(shui)質(zhi)和自來(lai)水(shui)標準(zhun)差不(bu)多(duo)?

  衛(wei)(wei)(wei)生(sheng)部就(jiu)凈水器(qi)出(chu)水水質(zhi)(zhi)(zhi)(zhi)而言,并(bing)非執行的(de)(de)GB5749-2006《生(sheng)活飲用水衛(wei)(wei)(wei)生(sheng)標準》,而是(shi)比這個標準還(huan)要嚴格的(de)(de)一些具體標準。比如:對反滲(shen)透凈水機(ji)(ji)(ji)來(lai)說,執行的(de)(de)是(shi)《生(sheng)活飲用水水質(zhi)(zhi)(zhi)(zhi)處(chu)(chu)理(li)器(qi)衛(wei)(wei)(wei)生(sheng)安全(quan)與功(gong)能評(ping)價(jia)規范(fan)——反滲(shen)透處(chu)(chu)理(li)裝置》;對納(na)濾(lv)凈水機(ji)(ji)(ji)來(lai)說,執行的(de)(de)是(shi)《飲用凈水水質(zhi)(zhi)(zhi)(zhi)標準》;對除反滲(shen)透和納(na)濾(lv)凈水機(ji)(ji)(ji)外(wai)的(de)(de)其他凈水器(qi)來(lai)說,執行的(de)(de)是(shi)《生(sheng)活飲用水水質(zhi)(zhi)(zhi)(zhi)處(chu)(chu)理(li)器(qi)衛(wei)(wei)(wei)生(sheng)安全(quan)與功(gong)能評(ping)價(jia)規范(fan)——一般水質(zhi)(zhi)(zhi)(zhi)處(chu)(chu)理(li)器(qi)》。誤區四:只對出(chu)水水質(zhi)(zhi)(zhi)(zhi)負責,并(bing)不對整機(ji)(ji)(ji)安全(quan)負責?

  衛生(sheng)部門并(bing)非只檢測凈水(shui)(shui)器(qi)出水(shui)(shui)水(shui)(shui)質,而(er)是要做衛生(sheng)安(an)全(quan)試驗(浸泡試驗)、總體性(xing)能試驗(含加(jia)標試驗),這樣(yang),就可以保證對整(zheng)機衛生(sheng)安(an)全(quan)負責。

  我國衛生部(bu)門對凈水器衛生安(an)全的檢測(ce)及評審要求,基本(ben)上是(shi)與(yu)國際接(jie)軌(gui)的,基本(ben)上與(yu)國外先進標(biao)準(zhun)(zhun)如NSF標(biao)準(zhun)(zhun)和認證接(jie)軌(gui)的。

  誤區五:送檢產品和批量產品并不一致(zhi)。

  衛(wei)生(sheng)(sheng)部(bu)就凈水(shui)器(qi)申(shen)領衛(wei)生(sheng)(sheng)批件有一整套嚴格(ge)的操作規(gui)(gui)范。產(chan)品(pin)(pin)資料申(shen)報(bao)后(hou),衛(wei)生(sheng)(sheng)部(bu)門(men)要(yao)(yao)到生(sheng)(sheng)產(chan)廠進行現(xian)場(chang)審核,檢(jian)(jian)查生(sheng)(sheng)產(chan)條件五因素,是(shi)否符合衛(wei)生(sheng)(sheng)部(bu)要(yao)(yao)求,如合格(ge)后(hou),再在現(xian)場(chang)(工廠生(sheng)(sheng)產(chan)線或倉庫)抽查封(feng)樣(yang),廠家要(yao)(yao)把貼上(shang)封(feng)條的樣(yang)機送檢(jian)(jian),才有效;如送的樣(yang)機不是(shi)衛(wei)生(sheng)(sheng)部(bu)門(men)封(feng)樣(yang)的,只(zhi)能(neng)(neng)是(shi)廠家自已調查了解產(chan)品(pin)(pin)質(zhi)量用,并不能(neng)(neng)作為正規(gui)(gui)送檢(jian)(jian),不能(neng)(neng)用來(lai)申(shen)領衛(wei)生(sheng)(sheng)批件。所以只(zhi)有衛(wei)生(sheng)(sheng)部(bu)門(men)封(feng)樣(yang)檢(jian)(jian)驗(yan)的檢(jian)(jian)測數據才有效。