| 发明名称 |
NITROGEN DIOXIDE PASSIVE SAMPLING SYSTEM |
| 摘要 |
A novel passive NO2 sampling media is disclosed. The media comprises silica gel having high internal surface area combined with triethanolamine.
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| 申请公布号 |
CA2237133(A1) |
申请公布日期 |
1999.11.07 |
| 申请号 |
CA19982237133 |
申请日期 |
1998.05.07 |
| 申请人 |
MAXXAM ANALYTICS INC. |
发明人 |
HONGMAO, TANG |
| 分类号 |
G01N1/22;G01N33/00;(IPC1-7):G01N1/22 |
主分类号 |
G01N1/22 |
| 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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