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技(ji)術(shu)文(wen)章(zhang)
臺式(shi)細菌濁(zhuo)度(du)儀也叫(jiao)臺式(shi)麥(mai)氏(shi)濁度(du)計
更新(xin)時(shi)間(jian):2021-04-01
點(dian)擊次數(shu):2592

產品簡介(jie)
細菌濁(zhuo)度(du)儀主要(yao)用於測(ce)定待(dai)鑒(jian)菌株懸(xuan)液(ye)中(zhong)細菌濃(nong)度(du)。本(ben)儀器采(cai)用(BaSO4)麥(mai)氏(shi)濁度(du)溶液(ye)進(jin)行(xing)標(biao)定,采(cai)用MCF(McFarland)麥(mai)氏(shi)濁度(du)單(dan)位(wei)。直接(jie)顯(xian)示(shi)麥氏(shi)單(dan)位(wei)濁(zhuo)度(du)值。適(shi)用(yong)於衛(wei)生(sheng)單(dan)位(wei)、生(sheng)物(wu)制品、檢疫(yi)機構及(ji)科研機構的(de)細菌菌液(ye)濃(nong)度(du)測(ce)定。
技(ji)術(shu)參數:
小示值:0.001 MCF
測(ce)量範(fan)圍(wei):0~6MCF(麥氏(shi)濁度(du)單(dan)位(wei))
1MCF=3×108CFU/ml
示(shi)值誤(wu)差(cha):±6%(±5%F.S)
重(zhong) 復(fu) 性:≤0.5%
零點(dian)漂(piao)移(yi):±0.5%F.S
產品特點:細菌濁(zhuo)度(du)分(fen)析,直讀(du)(MCF)麥(mai)氏(shi)濁度(du)單(dan)位(wei)

儀器原理(li):
細菌濁(zhuo)度(du)儀基本(ben)原理(li)是(shi)測(ce)量裝(zhuang)置(zhi)放入樣品後,由(you)光(guang)源(yuan)發出的光(guang)束,在(zai)遇到(dao)細菌顆(ke)粒時(shi)形(xing)成(cheng)散射(she)光(guang),由(you)此產生(sheng)的(de)90°散射(she)光(guang)的(de)麥(mai)氏(shi)濁度(du)信(xin)號(hao)由(you)光(guang)敏(min)元(yuan)件接收(shou),光(guang)信(xin)號(hao)經(jing)電(dian)路放大及單(dan)片(pian)微電(dian)腦數(shu)據(ju)處(chu)理(li)後(hou)顯(xian)示(shi)被測(ce)麥氏(shi)濁度(du)值。
