ISO 5378-1978 标准详情
- 标准号:ISO 5378-1978
- 中文标题:淀粉和淀粉制品 用凯氏法测定氮含量 分光光度法
- 英文标题:Starches and derived products; Determination of nitrogen content by the Kjeldahl method; Spectrophotometric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1978-06
Destruction of organic matter by sulphuric acid in the presence of a compound catalyst (see ISO 1871), alkalization of the reaction products, destillation of the liberated ammonia and collection in a sulphuric acid solution, followed by measuring of
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