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針(zhen)對我國當前地表水(shui)、飲用水(shui)源揮(hui)(hui)發性(xing)有機(ji)物(VOCs)在(zai)線監(jian)測(ce)(ce)需(xu)求,聚光科技自主研發了VOC-3000 水(shui)中(zhong)(zhong)揮(hui)(hui)發性(xing)有機(ji)物在(zai)線監(jian)測(ce)(ce)系(xi)統(tong)(tong)。VOC-3000 水(shui)中(zhong)(zhong)揮(hui)(hui)發性(xing)有機(ji)物在(zai)線監(jian)測(ce)(ce)系(xi)統(tong)(tong)集自動(dong)進樣、吹掃、富集、解(jie)(jie)吸、色(se)譜(pu)分離和數據處理于一體,可無人監(jian)守下連續運行(xing),準確(que)測(ce)(ce)量水(shui)中(zhong)(zhong)VOCs濃度,實(shi)時遠程傳輸(shu)測(ce)(ce)量結果(guo),實(shi)現水(shui)體VOCs污染(ran)程度的(de)監(jian)測(ce)(ce)與預警。 系(xi)統(tong)(tong)原理 系(xi)統(tong)(tong)將(jiang)水(shui)樣采集并加熱(re)送入(ru)吹掃裝置內,然(ran)后(hou)向(xiang)吹掃罐中(zhong)(zhong)通入(ru)惰性(xing)氣體,將(jiang)待測(ce)(ce)水(shui)樣中(zhong)(zhong)VOCs組分吹出,通過除水(shui)裝置去除吹脫(tuo)混合氣中(zhong)(zhong)的(de)水(shui)分,再(zai)將(jiang)除水(shui)后(hou)的(de)VOCs組分在(zai)捕集阱中(zhong)(zhong)進行(xing)富集,最后(hou)啟動(dong)加熱(re)解(jie)(jie)吸,通過載氣將(jiang)解(jie)(jie)吸后(hou)的(de)VOCs組分帶入(ru)色(se)譜(pu)進行(xing)分離分析,獲得各組分濃度。
SIA-3000(COD)水質在線分析(xi)儀