<noframes id="nfdkl"><noframes id="nfdkl"><delect id="nfdkl"><delect id="nfdkl"></delect></delect><rt id="nfdkl"></rt><rt id="nfdkl"></rt><bdo id="nfdkl"><bdo id="nfdkl"><noframes id="nfdkl"><noframes id="nfdkl"><delect id="nfdkl"></delect><bdo id="nfdkl"><rt id="nfdkl"></rt></bdo><noframes id="nfdkl"><noframes id="nfdkl"><delect id="nfdkl"><delect id="nfdkl"></delect></delect> <bdo id="nfdkl"><rt id="nfdkl"><rt id="nfdkl"></rt></rt></bdo><rt id="nfdkl"></rt><noframes id="nfdkl"><noframes id="nfdkl"><noframes id="nfdkl"><rt id="nfdkl"></rt><noframes id="nfdkl"><rt id="nfdkl"></rt> <rt id="nfdkl"></rt><rt id="nfdkl"></rt><noframes id="nfdkl"><delect id="nfdkl"></delect><noframes id="nfdkl"><rt id="nfdkl"><delect id="nfdkl"></delect></rt><rt id="nfdkl"></rt><bdo id="nfdkl"><rt id="nfdkl"></rt></bdo><rt id="nfdkl"></rt><noframes id="nfdkl"><noframes id="nfdkl"><noframes id="nfdkl"><rt id="nfdkl"><rt id="nfdkl"></rt></rt><noframes id="nfdkl"><delect id="nfdkl"></delect><noframes id="nfdkl"><noframes id="nfdkl"><rt id="nfdkl"></rt><noframes id="nfdkl">
有機化學試劑
當前位置:產品展示 >> 化學試劑 >> 有機化學試劑 >> 瀏覽產品
    95%乙醇
詳細介紹

產品名稱:乙醇(95%)            級別: AR/CP

執行標準:GB/T 679-2002

分子式:CH3CH2OH

性狀:本試劑為無色透明液體,易揮發,易燃液體,能與水、丙三醇、三氯甲烷,乙醚等任意混溶。

危險特性:易燃,其蒸氣與空氣可形成爆炸性混合物,遇明火、高熱能引起燃燒爆炸。與氧化劑接觸發生化學反應或引起燃燒。在火場中,受熱的容器有爆炸危險。其蒸氣比空氣重,能在較低處擴散到相當遠的地方,遇火源會著火回燃。

禁配物:強氧化劑、酸類、酸酐、堿金屬、胺類。


項  目

指 標

AR

CP

乙醇(CH3CH2OH)的體積分數/%  ≥         

95

95

色度/黑曾單位                ≤

10

——

與水混合試驗

合格

合格

蒸發殘渣的質量分數/%         ≤

0.001

0.002

酸度(以H+計)/(mmol/100g) ≤

0.05

0.1

堿度(以OH-計)/(mmol/100g) ≤

0.01

0.02

甲醇(CH3OH)的質量分數/%    ≤

0.05

0.2

丙酮及異丙醇(以CH3COCH3計)的質量分數/%                              ≤

0.0005

0.001

雜醇油

合格

合格

還原高錳酸鉀物質(以O計)W/%≤

0.0004

0.0004

易炭化物質

合格

合格

久久久久久国产精品免费无码
<noframes id="nfdkl"><noframes id="nfdkl"><delect id="nfdkl"><delect id="nfdkl"></delect></delect><rt id="nfdkl"></rt><rt id="nfdkl"></rt><bdo id="nfdkl"><bdo id="nfdkl"><noframes id="nfdkl"><noframes id="nfdkl"><delect id="nfdkl"></delect><bdo id="nfdkl"><rt id="nfdkl"></rt></bdo><noframes id="nfdkl"><noframes id="nfdkl"><delect id="nfdkl"><delect id="nfdkl"></delect></delect> <bdo id="nfdkl"><rt id="nfdkl"><rt id="nfdkl"></rt></rt></bdo><rt id="nfdkl"></rt><noframes id="nfdkl"><noframes id="nfdkl"><noframes id="nfdkl"><rt id="nfdkl"></rt><noframes id="nfdkl"><rt id="nfdkl"></rt> <rt id="nfdkl"></rt><rt id="nfdkl"></rt><noframes id="nfdkl"><delect id="nfdkl"></delect><noframes id="nfdkl"><rt id="nfdkl"><delect id="nfdkl"></delect></rt><rt id="nfdkl"></rt><bdo id="nfdkl"><rt id="nfdkl"></rt></bdo><rt id="nfdkl"></rt><noframes id="nfdkl"><noframes id="nfdkl"><noframes id="nfdkl"><rt id="nfdkl"><rt id="nfdkl"></rt></rt><noframes id="nfdkl"><delect id="nfdkl"></delect><noframes id="nfdkl"><noframes id="nfdkl"><rt id="nfdkl"></rt><noframes id="nfdkl">