第六期文摘 关键词： 酒精； 甲醇含量； 生产工艺 [gap=725]Key words: alcohol； methanol content； production technology
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A method of methanol content determine using 721 spectrophotometry is introduced.
介绍了一种用721分光光度计法测定白酒中甲醇含量的方法。
Crude methanol in the methanol content of about 80 percent, most of the rest is water, methanol fine products in the purity of up to 99%.
粗甲醇中甲醇含量约80%，其余大部分是水，产品精甲醇的纯度可达99%以上。
Influence of methanol content in formaldehyde used as raw material for preparing low-formaldehyde (low molecular ratio) UF resin was studied.
研究了原料甲醛中甲醇含量对低醛化(低摩尔比)脲醛树脂性能的影响。
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