ISO 8661-1988 标准详情
- 标准号:ISO 8661-1988
- 中文标题:工业用己内酰胺 挥发性碱含量的测定 蒸馏后滴定法
- 英文标题:Caprolactam for industrial use; determination of volatile bases content; titrimetric method after distillation
- 标准类别:国际标准化组织标准ISO
- 发布日期:1988-05
The volatile bases are distilled in alkaline medium under specified conditions and collected in a known volume of a standard volumetric hydrochloric acid solution in the presence of an indicator. The excess of the acid is titrated with a standard vol
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