ASTM D4905-1999(2004) 标准详情
- 标准号:ASTM D4905-1999(2004)
- 中文标题:固体状、浆糊状和粉末状植物鞣皮材料提取物溶液的制备标准实施规范
- 英文标题:Standard Practice for Preparation of Solution of Solid, Pasty and Powdered Vegetable Tannin Extracts
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1999
The concentration of tannins in solid, pasty, and powdered extracts needs to be reduced to analytical strength for tannin analyses. 4.2 Vegetable tannin extracts are heterogeneous mixtures of components with varying solubility. 4.3 The solubility of
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