| 发明名称 |
INDICATOR FOR HARDNESS MEASUREMENT AND HARDNESS MEASURING METHOD |
| 摘要 |
PROBLEM TO BE SOLVED: To provide an indicator for hardness measurement and hardness measuring method capable of measuring water having a high hardness without requiring the titration in a two-liquid system. SOLUTION: This indicator comprises a metal indicator and a desensitizer mixed thereto.
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| 申请公布号 |
JP2001153858(A) |
申请公布日期 |
2001.06.08 |
| 申请号 |
JP19990333568 |
申请日期 |
1999.11.25 |
| 申请人 |
MIURA CO LTD;MIURA INST OF RESEARCH & DEVELOPMENT CO LTD |
发明人 |
NAKAJIMA JUNICHI;MIZOGAMI KEITA;UKIANA YUJI |
| 分类号 |
G01N31/00;C09B29/15;G01N33/18;(IPC1-7):G01N31/00 |
主分类号 |
G01N31/00 |
| 代理机构 |
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