ISO 9388-1992 标准详情
- 标准号:ISO 9388-1992
- 中文标题:镍合金 磷含量测定 钼蓝分子吸收光谱法
- 英文标题:Nickel alloys; determination of phosphorus content; molybdenum blue molecular absorption spectrometric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1992-08
Phosphorus content can be determined in the range of 0,001 % (m/m) to 0,025 % (m/m). Cr(III) and silica cause interference which is eliminated. The principle is dissolution of a test portion in a mixture of nitric and hydrochloric acids, fuming with
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