发明名称 |
Use of phenol derivative in colorimetric analysis of metal ions |
摘要 |
A phenol derivative obtained by reacting a carboxylic acid anhydride with a phenol compound, followed by condensation with iminodiacetic acid and formaldehyde, or a salt thereof is effective as an agent for adjusting color forming sensitivity in a colorimetric analysis of metal ions in a fluid such as a living body fluid.
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申请公布号 |
US5376552(A) |
申请公布日期 |
1994.12.27 |
申请号 |
US19920970643 |
申请日期 |
1992.11.02 |
申请人 |
WAKO PURE CHEMICAL INDUSTRIES, LTD. |
发明人 |
TOKUDA, KUNIAKI;SOMA, TAEKO;TENO, NAOKI |
分类号 |
C07C309/52;G01N33/84;(IPC1-7):G01N21/78 |
主分类号 |
C07C309/52 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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