ISO 3188-1978 标准详情
- 标准号:ISO 3188-1978
- 中文标题:淀粉和淀粉制品 用凯氏法测定氮含量 滴定法
- 英文标题:Starches and derived products; Determination of nitrogen content by the Kjeldahl method; Titrimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1978-08
The found value only includes free amino acids, compounds producing amino acids on hydrolysis and ammonium compounds. The principle consists in destruction of organic matter by sulphuric acid in the presence of a compound catalyst (see ISO 1871), alk
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