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光氣標準濃度值是多少，檢測儀怎么設置量程-深國安官網

光氣標準濃度值是多少mg/m3呢，那一般光氣檢測儀的標準量程設置多少PPM呢?目前根據(jù)空氣中的光氣濃度限值，我國《大氣環(huán)境質量標準》在空氣中光氣有害物質的最高容許濃度0.5mg/m3，因此光氣檢測儀標準量程建議選擇為0-1PPM或者0-5PPM，其設置低報值為0.3PPM，高報警值為0.6PPM。

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