| 发明名称 |
INDICATOR VOOR HET AANTONEN EN BEPALEN VAN UREUM IN VLOEISTOFFEN. |
| 摘要 |
A colorimetric indicator for the determination of urea, comprising a reaction system containing urease and a colorimetric pH indicator system arranged one above the other on absorbent supports. The reaction system is characterized by containing alkali carbonate and/or hydroxide and optionally one or more organic acids, and by having a pH range of about 8 to 10. |
| 申请公布号 |
NL178699(B) |
申请公布日期 |
1985.12.02 |
| 申请号 |
NL19730007466 |
申请日期 |
1973.05.29 |
| 申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG TE DARMSTADT, BONDSREPUBLIEK DUITSLAND. |
发明人 |
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| 分类号 |
G01N33/62;C12Q1/58;(IPC1-7):C12Q1/58;G01N31/22 |
主分类号 |
G01N33/62 |
| 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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