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氣體檢測(cè)儀ppm濃度是什么意思-深國(guó)安官網(wǎng)

有些小伙伴對(duì)氣體檢測(cè)儀ppm濃度單位都不知道怎么去換算的情況，首先PPM的全稱為part per million，PPM值是一種常用表示氣體濃度的單位，它表示百萬(wàn)分之一的氣體體積濃度。關(guān)于氣體檢測(cè)儀ppm濃度單位轉(zhuǎn)換ppb，1ppb=1/1000ppm;1ppb=1/1000ppm;ppb表示十億分之一，ppm表示百萬(wàn)分之一,因此1ppm=1000ppb。

相關(guān)資訊：有毒氣體檢測(cè)儀器顯示pass什么意思

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