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¿øÀÚÈí±¤±¤µµ¹ý (Atomic Absorption spectrophotometry) / ÀÌ ½ÃÇè¹æ¹ýÀº ½Ã·á¸¦ Àû´çÇÑ ¹æ¹ýÀ¸·Î Çظ®(ú°×î)½ÃÄÑ Áß¼º¿øÀÚ·Î Áõ±âÈÇÏ¿© »ý±ä ±âÁö»óÅÂ(Ground State or State)ÀÇ ¿øÀÚ°¡ ÀÌ ¿øÀÚ Áõ±âÃþÀ» Åõ°úÇϴ ƯÀ¯ ÆÄÀåÀÇ ºûÀ» Èí¼öÇÏ´Â Çö»óÀ» ÀÌ¿ëÇÏ¿© ±¤ÀüÃø±¤(ÎÃï³ö´ÎÃ)°ú °°Àº °³°³ÀÇ Æ¯À¯ ÆÄÀå¿¡ ´ëÇÑ Èí±¤µµ¸¦ ÃøÁ¤ÇÏ¿© ½Ã·áÁßÀÇ ¿ø¼Ò(¿ø¼Ò) ³óµµ¸¦ Á¤·®ÇÏ´Â ¹æ¹ýÀ¸·Î ½Ã·á¡¦ |
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8p age   | 
1,000 ¿ø
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¡¥CH2COOH)2(aq, 0.02M) ºñÀ²·Î È¥ÇÕÇÏ¿© spectrophotometry·Î Èí±¤µµ¸¦ ÃøÁ¤ÇÏ°í, complexÀÇ formula¿Í stability constant¸¦ ÃßÁ¤Çغ¸¾Ò´Ù. ¼·Î ´Ù¸¥ volume fraction(IDA: 2,5,7,10,12,13,15,18,20,23mL, total 25mL)ÀÇ mixture¸¦ ¸¸µé°í, HNO3(aq, 15%)°ú NaOH(aq, 0.5M)À¸·Î ¸ðµç sampleÀÇ pH¸¦ ¾à 2.00À¸·Î ÅëÀÏÇÏ¿© UV-VIS spectrophotometry¸¦ ½Ç½ÃÇß´Ù. Fig.10.¿¡ µû¸£¸é ÃÖ´ë ¡¦ |
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¡¥±¸Á¶ ´Ü¹éÁú Á¤·® ¹æ¹ý UV spectrophotometry Biuret method BCA method Lowry method Bradford method UV spectrophotometry ¹æÇâÁ· ¾Æ¹Ì³ë»êÀÎ phe,tyr, trp¿¡ ÀÇÇÑ 280 nm ¿¡¼ |
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¡¥ °¡Àå ³Î¸® ¾²ÀÌ´Â °ÍÀº ultraviolet(UV) spectrophotometry, Biuret method, Lowry method, BCA and Bradford AssyaÀÌ´Ù. ¢Ñ UV spectrophotometry UV¿¡ ÀÇÇÑ Á¤·®¹ýÀº ´Ü¹éÁú ³»ÀÇ tyrosine°ú tryptphanÀÇ phenol°ú indolic group¿¡ ÀÇÇØ 280nm¿¡¼ Èí±¤ÇÏ´Â ¼ºÁúÀ» ÀÌ¿ëÇÏ´Â ¹æ¹ýÀÌ´Ù. Á¤È®ÇÑ ¾çÀ» ¾Ë±âº¸´Ù´Â Á¸ÀçÀ¯¹« µîÀ» È®ÀÏÇÒ ¶§ ¾²ÀδÙ. ÀåÁ¡ : °¡Àå ½±°Ô ÃøÁ¤ ÇÒ ¼ö ÀÖ°í ¡¦ |
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Àڿܼ±-°¡½Ã±¤¼± ºÐ±¤±¤µµ¹ý(UV-visible Spectrophotometry )¸¦ Á¤¸®ÇÑ ÆÄ¿öÆ÷ÀÎÆ® ÀÚ·áÀÔ´Ï´Ù. Àڿܼ±-°¡½Ã±¤¼± ºÐ±¤±¤µµ¹ýÀÇ ¿ø¸®¿Í ±â±â±¸Á¶¸¦ »çÁø°ú ´õºÒ¾î Á¤¸®Çß½À´Ï´Ù. Âü°íÀÚ·á·Î¼ ¿©·¯¸ð·Î µµ¡¦ |
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42p age   | 
1,500 ¿ø
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»ýÈÇÐ ½ÇÇè ¿ä¾à ³ëÆ®ÀÔ´Ï´Ù. ´Ù¿î¹ÞÀ¸½Ã´Â ºÐ¿¡°Ô À¯¿ëÇÑ ÀÚ·á°¡ µÇ±æ ¹Ù¶ø´Ï´Ù. ÁÁÀº °á°ú ÀÖÀ¸½Ã±æ ¹Ù·¡¿ä! / ∙ 1Amino Acid Titration °¡. Amino AcidÀÇ ampholytes ·Î¼ÀÇ ¼ºÁú ³ª. Henderson-Hasselbalch Equation ´Ù. Amino AcidÀÇ Titration°ú pH buffer ÀÛ¿ë ¶ó. ¿©·¯°¡Áö Amino AcidÀÇ »ê-¿°±â ¼ºÁú ¸¶. Amino Acid TitrationÀÇ ÀÇÀÇ ∙ Protein Á¤·®ºÐ¼® (ºä·¿¹ý¡¦ |
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