ISO 2228-1972 标准详情
- 标准号:ISO 2228-1972
- 中文标题:工业用甲醛溶液:甲醇含量测定
- 英文标题:formaldehyde solutions for industrial use; determination of methanol content
- 标准类别:国际标准化组织标准ISO
- 发布日期:1972-12-01
The results obtained by this method will include the methanol freed from combined forms. These are however not usually present at higher levels to effect the results. The principle consists in esterfication of the methanol present with formic acid us
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