ISO 1061-1990 标准详情
- 标准号:ISO 1061-1990
- 中文标题:塑料 未增塑的乙酸纤维素 游离酸度的测定
- 英文标题:Plastics; unplasticized cellulose acetate; determination of free acidity
- 标准类别:国际标准化组织标准ISO
- 发布日期:1990-11
The free acidity determined by this method includes acidity extractable by water and acidity due to acidic groups directly attached to the cellulose acetate, e.g. carboxyl groups. This method is not suitable for cellulose acetate containing any addit
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