沙(sha)拉一(yi)般是幾種原料混合(he)生(sheng)制(zhi)或腌(a)制(zhi)，如果(guo)蔬(shu)菜、水(shui)果(guo)上(shang)粘附的(de)(de)(de)細菌、寄生(sheng)蟲沖(chong)洗(xi)(xi)不(bu)徹(che)底(di)，則(ze)直接造成(cheng)(cheng)成(cheng)(cheng)品的(de)(de)(de)污染(ran)(ran)；其次，制(zhi)作時(shi)加工(gong)(gong)(gong)(gong)環境衛生(sheng)不(bu)良、加工(gong)(gong)(gong)(gong)容器生(sheng)熟不(bu)分、加工(gong)(gong)(gong)(gong)人員(yuan)自身(shen)帶菌、加工(gong)(gong)(gong)(gong)人員(yuan)衛生(sheng)意識不(bu)強等也(ye)可造成(cheng)(cheng)細菌的(de)(de)(de)二次污染(ran)(ran)。因此，提醒消費者制(zhi)作沙(sha)拉時(shi)除應保證原料質(zhi)量(liang)外，制(zhi)作時(shi)要徹(che)底(di)清(qing)洗(xi)(xi)蔬(shu)菜、水(shui)果(guo)等原料，容器和工(gong)(gong)(gong)(gong)具徹(che)底(di)清(qing)潔(jie)消毒(du)，避免(mian)原料、工(gong)(gong)(gong)(gong)具、人員(yuan)之間的(de)(de)(de)交叉污染(ran)(ran)，保障沙(sha)拉的(de)(de)(de)衛生(sheng)質(zhi)量(liang)，避免(mian)食用(yong)沙(sha)拉引起的(de)(de)(de)食物中毒(du)。

　　競道細(xi)菌(jun)檢(jian)(jian)測(ce)(ce)儀(yi)為全新升級產(chan)(chan)品(pin)，大(da)屏(ping)幕觸摸顯示屏(ping)，代(dai)替傳統按鍵。操(cao)作采(cai)用生(sheng)(sheng)物(wu)(wu)化學反應(ying)方法檢(jian)(jian)測(ce)(ce)ATP含(han)量(liang)(liang)，ATP熒(ying)(ying)光檢(jian)(jian)測(ce)(ce)儀(yi)基于螢火(huo)蟲發光原(yuan)理，利用“熒(ying)(ying)光素酶—熒(ying)(ying)光素體系(xi)”快速檢(jian)(jian)測(ce)(ce)三磷酸(suan)腺苷（ATP）。ATP拭子(zi)含(han)有(you)(you)可以(yi)裂(lie)解細(xi)胞(bao)膜的(de)(de)試(shi)劑，能將(jiang)細(xi)胞(bao)內(nei)ATP釋(shi)放出來，與(yu)(yu)試(shi)劑中含(han)有(you)(you)的(de)(de)特異性酶發生(sheng)(sheng)反應(ying)，產(chan)(chan)生(sheng)(sheng)光，再用熒(ying)(ying)光照度計檢(jian)(jian)測(ce)(ce)發光值(zhi)，微生(sheng)(sheng)物(wu)(wu)的(de)(de)數量(liang)(liang)與(yu)(yu)發光值(zhi)成正比(bi)，由于所有(you)(you)生(sheng)(sheng)物(wu)(wu)活細(xi)胞(bao)中含(han)有(you)(you)恒(heng)量(liang)(liang)的(de)(de)ATP，所以(yi)ATP含(han)量(liang)(liang)可以(yi)清晰(xi)地表(biao)明樣品(pin)中微生(sheng)(sheng)物(wu)(wu)與(yu)(yu)其他生(sheng)(sheng)物(wu)(wu)殘(can)余(yu)的(de)(de)多少，用于判斷衛生(sheng)(sheng)狀(zhuang)況。

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