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http://muchong.com/bbs/viewthread.php?tid=1119198 ¸ÃÌù·ÒëÇóÖúÓÐ40½ð±Ò½±Àø. ÔÚ·ÖÎö»¯Ñ§°æÖеÄÕâ¸öÌùÖиø³öÊʵ±½¨ÒéµÄÒ²Óнð±ÒµÃ£¬Âé·³°ï棬ллÁË¡£ ÒÔÏÂÊÇÔÌû: MICROWAVE ASSISTED ACID DIGESTION OF AQUEOUS SAMPLES AND EXTRACTS ·Òë³É"Ë®ÈÜÒºÑùÆ·ºÍÌáÈ¡ÎïµÄ΢²¨¸¨ÖúËáÐÔÏû½â"ºÏÊÊÂð Temperature sensors should be accurate to ¡À 2 EC (including the final reaction temperature of 170 ¡À 5EC).¸Ã¾äÖеÄ"EC"ÊÇʲôÒâ˼°¡£¬¡æÂ𣿠"Initial demonstration of proficiency".Each laboratory must demonstrate initial proficiency with each sample preparation and determinative method combination it utilizes by generating data of acceptable accuracy and precision for target analytes in a clean reference matrix.¸Ã¾äÖÐ"demonstrate initial proficiency "ºÍ"Initial demonstration of proficiency"ÊÇʲôÒâ˼£¬·Òë³É"ÄÜÁ¦²âÊÔ"ºÏÊÊÂð¡£ The following sections provide guidance on the QC reference sample concentrates for many determinative methods.¸Ã¾äÖÐ "QC reference sample concentrates"·Òë³É¡°ÖÊÁ¿¿ØÖƵIJαÈÊÔÑù¸»¼¯¡±ºÏÊÊÂð Analyze at least four replicate aliquots of the well-mixed reference samples by the same procedures used to analyze actual samples.¸Ã¾äÖÐ"four replicate aliquots ¡±·Òë³É¡°ÖÁÉÙÖØ¸´·ÖÎö4´Î"ºÏÊÊÂð This method is a performance-based method, designed to achieve or approach consistent leaching of the sample through achieving specific reaction conditions.¸Ã¾äÖÐ"consistent leaching"·Òë³É "Ò»ÖµĽþÏ´"¶ÔÂð ÝÍÈ¡·ÖÎö½á¹ûÖÐ"VALIDATION STUDY"·Òë³É"Ч¶ÈÑо¿"ºÏÊÊÂð ²ÎÓëÌÖÂ۵ijæÓѵĻشð: µÚÒ»¸öÄã·ÒëµÄ½ÏºÏÊÊ µÚ¶þ¸öÎÒÈÏΪÊÇζȴ«¸ÐϵͳµÄÒ»¸ö²ÎÊý£¬²»ÊÇÉãÊÏ¶È µÚÈý¸öÎÒÈÏΪÊÇ¡°×î³õµÄ¾«¶È£¨×¼È·¶È£©¿ØÖÆ¡± µÚËĸöͦºÏÊÊ µÚÎå¸ö¡°ÊǽøÐÐËÄ´ÎÆ½ÐзÖÎö£¨ÊµÑ飩¡± µÚÁù¸ö»¹¿ÉÒÔ µÚÆß¸öÓ¦¸ÃÊÇ¡°ÑéÖ¤ÐÔÑо¿¡± Çë´ó¼Ò¶à¶àÖ¸½Ì. [ Last edited by wxiongid on 2009-1-4 at 09:02 ] |
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wxiongid
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2Â¥2008-12-28 22:16:27
wxiongid
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3Â¥2008-12-29 09:10:42
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4Â¥2009-01-02 16:11:45
wxiongid
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- ×¢²á: 2006-11-26
- ÐÔ±ð: GG
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5Â¥2009-01-04 09:02:28













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