ISO 1576-1988 标准详情
- 标准号:ISO 1576-1988
- 中文标题:茶叶 水溶性灰分和水不溶性灰分的测定
- 英文标题:Tea; determination of water-soluble ash and water-insoluble ash
- 标准类别:国际标准化组织标准ISO
- 发布日期:1988-07
The method consists in extractiing of the total ash with hot water, filtration through ashless filter paper, ignition and weighing of the residue to determine the insoluble ash; calculation of the soluble ash by difference.
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