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3Â¥2012-11-15 11:04:01
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4Â¥2012-11-15 13:45:09
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8Â¥2012-11-15 16:51:44
catwithdog
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Q1: ÏÖÓÐÒ»ÔÁÏÒ©£¬¼ì²é²ÐÁôÈܼÁ£¬Ã»Óж¥¿Õ½øÑùÆ÷£¬²ÉÓÃÖ±½Ó½øÑù·¨£¬ÑùÆ·ÔÚDMFºÍDMSOÖÐ΢ÈÜ£¬ÂÈ·ÂÖÐÒ×ÈÜ£¬¿ÉÒÔÓÃÂÈ·Â×öÈܼÁ¼ì²é²ÐÁôÈܼÁÂ𣿠A1: For sure you can use. To be good for your health, you may try to set up this: Q2: ¶¥¿Õ½øÑù£¬ÑùÆ·²»È«²¿ÈܽâÒ²¿ÉÒÔÂ𣿠ÓÐûÓÐÏà¹ØµÄ¹æ¶¨°¡£¿ ֮ǰÌý˵¡°ÏÖÔÚÒªÇóÑÏÁË£¬²»¹ÜÊÇÖ±½Ó½øÑù»¹ÊǶ¥¿Õ½øÑù£¬ÑùÆ·¾ùÐèÈ«²¿Èܽ⡱ ²»ÖªµÀºÎ½â£¿£¿ A2: For headspace, you don¡¯t need È«²¿Èܽâ your ÑùÆ·. Because we can notÈ«²¿Èܽâ your ÑùÆ·, we use headspace. However, your residual solvent shouldÈ«²¿Èܽâ. ¡°ÏÖÔÚÒªÇóÑÏÁË£¬²»¹ÜÊÇÖ±½Ó½øÑù»¹ÊǶ¥¿Õ½øÑù£¬ÑùÆ·¾ùÐèÈ«²¿Èܽ⡱, I think here ÑùÆ· mean your target testing sample which is your residual solvent. Q3: ¿ÉÒÔ°ÑÑùÆ·ºÍ¶ÔÕÕµÄŨ¶È¾ù½µµÍ5±¶À´¼ì²éÂð A3: It doesn¡¯t matter how many times you want to reduce your sample or standard concentration. You need think about your ÑùÆ· is not your real sample, is the residual solvent in your sample. As long as your residual solvent is in your linearity range, your data is valid. |
9Â¥2012-11-16 07:33:03
catwithdog
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10Â¥2012-11-16 07:39:58














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