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Product Center當(dāng)前位置:首頁產(chǎn)品中心日本Gastec氣體檢測管日本gastec 91甲醛氣體檢測管 測量范圍50-100ppm 20-50ppm 2-20ppm
日本gastec 91甲醛氣體檢測管 測量范圍50-100ppm 20-50ppm 2-20ppm檢測范圍2-20 ppm20-50 ppm50-100 ppm抽氣次數(shù)211/2修正系數(shù)12.55取樣時(shí)間1分鐘/次檢測限度0.5 ppm (n=2)顏色變化白色 →棕色反應(yīng)原理HCHO + C6H4(CH3)2 + H2S2O7 → 縮聚
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產(chǎn)品分類日本gastec 91甲醛氣體檢測管 測量范圍50-100ppm 20-50ppm 2-20ppm
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