发明名称 |
Method for determining formaldehyde present in air |
摘要 |
PCT No. PCT/JP97/04863 Sec. 371 Date Apr. 5, 1998 Sec. 102(e) Date Apr. 5, 1998 PCT Filed Dec. 24, 1997 PCT Pub. No. WO98/30897 PCT Pub. Date Jul. 16, 1998The concentration of formaldehyde in air is measured by the method of the invention. More specifically, the invention relates to a method for analyzing formaldehyde in air by collecting the air and implementing an analysis of the concentration of formaldehyde at the site where such air is found.
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申请公布号 |
US6136608(A) |
申请公布日期 |
2000.10.24 |
申请号 |
US19980125827 |
申请日期 |
1998.04.05 |
申请人 |
OBAYASHI CORPORATION |
发明人 |
KAWACHI, TAKESHI;MORIYA, MASAHIRO;SATO, YASUE |
分类号 |
G01N31/22;G01N33/00;(IPC1-7):G01N31/22 |
主分类号 |
G01N31/22 |
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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