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Çë°ïÖúÐÞ¸ÄÓ¢Óï±í´ï²¿·Ö£¬Ð»Ð»£¡ 1¡¢Organic matters in sewage sludge are mainly composed of polar organic matters such as p, a, h, u, and o. There are few interfering substances which affect on the analysis of petroleum oil in the solution after being extracted through a non-polar solvent of CCl4 using infrared spectrophotometry. (´óÒ⣺ÎÛÄàÖÐÓлúÎïÖÊÖ÷ÒªÊÇp a h u ºÍoµÈ¼«ÐÔÎïÖÊ¡£ÔÚʹÓúìÍâ¹â¶È·¨²â¶¨Ê±£¬±»¼«ÐÔµÄÝÍÈ¡¼ÁCCl4ÝÍÈ¡µÄÈÜÒºÖУ¬¼¸ºõ²»´æÔÚ¸ÉÈÅʯÓÍÀà²â¶¨µÄÓлúÎïÖÊ¡£) 2¡¢Mean determined values of 5 times were obtained by adding the same spiked value into the same original value. Footnotes have been used to explain the determination times of the mean determined values and calculation methods of the recovery. We also converted the concentration units to the content units for convenience of understanding. £¨´óÒ⣺ÔÚͬһÑùÆ·ÖмÓÈëͬһŨ¶ÈµÄ¼Ó±êÈÜÒº£¬Æ½Ðвⶨ5´ÎµÃµ½Æ½¾ù²â¶¨Öµ¡£²ÉÓýÅ×¢À´×¢ÊÍÆ½¾ù²â¶¨ÖµµÄ´ÎÊýºÍ¼Ó±ê»ØÊÕÂʵļÆËã·½·¨¡£´ËÍ⣬ΪÁ˱ãÓÚÀí½â£¬ÎÒÃǽ«Ô¸åÖÐŨ¶Èµ¥Î»×ª»»ÎªÏÖÔڵĺ¬Á¿µ¥Î»¡££© 3¡¢The established infrared spectrophotometric method was employed for the determination of petroleum oils in sewage sludge samples with only one scan per sample. The concentration range of the extracted solution between 0.1 and 100 mg L-1 was determined with 5.0 cm quartz absorption cell, while 100-800 mg L-1 with 1.0 cm quartz absorption cell. £¨´óÒ⣺±¾ÎĽ¨Á¢µÄÓÃÓڲⶨÎÛÄàÖÐʯÓÍÀàµÄºìÍâ¹â¶È·¨½öÐèÒ»´ÎɨÃè¼´¿ÉµÃ³ö½á¹û¡£ÝÍȡҺŨ¶È·¶Î§ÔÚ0.1-100mg/Lʱ£¬²ÉÓÃ5.0cmʯӢ±ÈÉ«Ãó£»Å¨¶È·¶Î§ÔÚ100-800mg/Lʱ²ÉÓÃ1.0cmʯӢ±ÈÉ«Ãó¡££© 4¡¢The power X is recommended by the manufacture. And it was verified by the U test. £¨³§¼ÒÍÆ¼öµÄÒÇÆ÷¹¦ÂÊÊÇX£¬ÕâÓëUÊÔÑéµÄ½á¹ûÒ»Ö¡££© |
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- ×¢²á: 2012-05-09
- רҵ: ¼ÆËã»úÍøÂç
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qhd511: ½ð±Ò+10, ·ÒëEPI+1, ¡ï¡ï¡ïºÜÓаïÖú, ¸ÐлһÏ£¡ 2012-08-09 18:54:40
qhd511: ½ð±Ò+10, ·ÒëEPI+1, ¡ï¡ï¡ïºÜÓаïÖú, ¸ÐлһÏ£¡ 2012-08-09 18:54:40
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1. The main organic matters in sewage sludge are polar organic matters, such as p, a, h, u, o, etc. After polar organic matters are extracted by polar solvent of CCl4, sewage sludge hardly contains any organic matters which interfere with petroleum oil determination in infrared test. ¸øÄã¸ÄÁËÒ»¾ä¡£ Ðֵܣ¬ÕâÖÖÓ¢ÎÄʵÔÚ²»ÄÜÓá£Â¥ÉϵĸĵÃÒ²²»Ðа¡¡£ |
7Â¥2012-08-09 12:06:37
czming
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- ×¢²á: 2011-08-19
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2Â¥2012-08-08 21:59:36
menghua-Ñþ
Òø³æ (СÓÐÃûÆø)
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- ×¢²á: 2012-08-03
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3Â¥2012-08-08 23:02:49
qhd511
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- Ìû×Ó: 1922
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4Â¥2012-08-09 07:30:39









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