Common nameAnhydrous alcohol.Molecular formula：CtwoHfiveO. Indicative formula: ChthreeCHtwoOH. Molecular weight: four6.0seven
[Nature]Colorless, transparent, flammable and volatile liquid. It has the smell of wine and pungent spicy taste. density(two0℃) 為0.seventy-eight9、沸點(diǎn)seventy-eight.three℃、閃點(diǎn)onetwo. 8℃、自燃溫度fourfourtwo.8℃。能溶解許多有機(jī)化合物和若干無機(jī)化合物。有吸濕性, 能與水形成共沸混合物。ethanolSteam mixes with air to form an explosive mixture, 爆炸極限three.five—one8.0% (volume).
[purpose]ethanol是重要的基礎(chǔ)化工原料之一，alsoIt is an important organic solvent. withethanol為原料的化工產(chǎn)品有數(shù)百種。 It is widely used in the production of organic chemical, pesticide, medicine, rubber, plastic, man-made fiber, paint and other chemical products.
[product quality]（GB6seventy-eight-two00two分析純）
term order | Standard requirements |
Outside view | Colorless Transparent Liquid |
density, g/cmthree(two0℃) | 0.seventy-eight9-0.seven hundred and ninety-one |
ethanol(CtwoHfiveOH), % | ≥99.seven |
Nonvolatile matter, % | ≤zero point zero zero one |
Moisture（HtwoO）, % | ≤0.three |
Free acid (in)H+(total), mmol/one00g | ≤zerofour |
Free base (in)OH-(total), mmol/one00g | ≤zeroone |
methanol(CHthreeOH), % | ≤0.0five |
Isopropyl alcohol【(CHthree)twoCHOH】, % | ≤zeroone |
Carbonyl compound(in CO), % | ≤zero0three |
Reducing potassium permanganate(in o)% | ≤zero00twofive |
[packaging and storage]
five00毫升棕色玻璃瓶裝, 每箱two0瓶。于陰涼干燥通風(fēng)處密封保存，運(yùn)輸及貯存時不可受熱及陽光曝曬，更不可遇火。
[safety measures]
The maximum allowable concentration in the workplace isone000PPM。工作場所必須保持空氣流通，不得有明火或熱源。
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