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À¯±âÈÇнÇÇè ½ÇÇè 7 Benzoic acidÀÇ ÇÕ¼º »êÈ, ÇÊÅÍ, Àç°áÁ¤ °á°ú / 1. ½ÇÇè °á°ú 2. ÅäÀÇ ¹× Çؼ® 3. Âü°í¹®Çå / 1. ½ÇÇè °á°ú ½ÇÇè °á°ú·Î¼´Â º¥Á¶»êÀÇ ÇÕ¼º°ú ±× °úÁ¤¿¡¼ ¾ò¾îÁø ´Ù¾çÇÑ µ¥ÀÌÅÍ¿Í Æ¯¼ºÀ» º¸°íÇÑ´Ù. ½ÇÇè¿¡¼´Â º¥Áú¾ËÄÚ¿ÃÀ» Ãâ¹ß¹°Áú·Î »ç¿ëÇÏ¿© º¥Á¶»êÀ» ÇÕ¼ºÇÏ¿´´Ù. ÀÌ °úÁ¤¿¡¼ »êÈÁ¦·Î¼ °ú¸Á°£»êÄ®·ýÀ» ÀÌ¿ëÇÏ¿´À¸¸ç, ¹ÝÀÀ Á¶°ÇÀ» Á¶ÀýÇÏ¿© ÃÖÀûÀÇ »ê¡¦ |
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À¯±âÈÇнÇÇè ½ÇÇè 7 Benzoic acidÀÇ ÇÕ¼º »êÈ, ÇÊÅÍ, Àç°áÁ¤ ¿¹ºñ / 1. ½ÇÇè¸ñÇ¥ 2. ÀÌ·Ð 3. ±â±¸ ¹× ½Ã¾à 4. ½ÇÇè ¹æ¹ý / 1. ½ÇÇè¸ñÇ¥ À̹ø ½ÇÇèÀÇ ¸ñÇ¥´Â º¥Á¶»ê(benzoic acid)À» ÇÕ¼ºÇÏ°í À̸¦ »êÈ, ÇÊÅ͸µ, ±×¸®°í Àç°áÁ¤ÇÏ´Â °úÁ¤ÀÇ Àü¹ÝÀûÀÎ ÀÌÇØ¿Í ½Ç½À °æÇèÀ» ½×´Â °ÍÀÌ´Ù. º¥Á¶»êÀº À¯±âÈÇп¡¼ ³Î¸® »ç¿ëµÇ´Â Ä«º¹½Ç»êÀ¸·Î, ¹°ÁúÀÇ ¹°¸®Àû ¹× ÈÇÐÀû Ư¼º¿¡ ´ëÇÑ ½Ç¡¦ |
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[À¯±âÈÇнÇÇè1] ½ÇÇè1 ¿¹ºñ·¹Æ÷Æ® Extraction of Benzoic acid, salicylic acid and benzyl alchol / 1.½ÇÇè Á¦¸ñ 2.½ÇÇè ¸ñÀû 3. ½ÇÇè ÀÌ·Ð 1)½ÇÇè¿¡ »ç¿ëµÇ´Â ¿ë¾×, ±â±¸ »ç¿ë¹ý 2)extraction solvent (¿ë¸ÅÃßÃâ) 3)salting out effect (¿°¼®È¿°ú) 4)extraction¿¡¼ »ç¿ëÇÏ´Â drying agent(°ÇÁ¶Á¦) 5)À̹ø ½ÇÇè¿¡¼ÀÇ extration flow chart(ÃßÃâ ¼ø¼µµ) 4. ½Ã¾à ¹× ±â±¸ ¡¦ |
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[À¯±âÈÇнÇÇè1] ½ÇÇè1 °á°ú·¹Æ÷Æ® Extraction of Benzoic acid, salicylic acid and benzyl alchol / 1.½ÇÇè Á¦¸ñ 2.½ÇÇè °á°ú 3.ÅäÀÇ 1)¿¹ºñ·¹Æ÷Æ®ÀÇ ½ÇÇè ¹æ¹ý°ú ½ÇÁ¦ ½ÇÇè°úÁ¤ ºñ±³ 2)½ÇÇè Áß ¿ÀÂ÷¿¡ ´ëÇÑ ¿øÀÎ ºÐ¼® 3)½ÇÇèÀ» ÅëÇØ ¾Ë ¼ö ÀÖ¾ú´ø ³»¿ë 4)½ÇÇè¿¡¼ ±Ã±ÝÇÑ Á¡ / 1.½ÇÇè Á¦¸ñ º» ½ÇÇèÀÇ Á¦¸ñÀº `Extraction of Benzoic Acid, Salicylic Acid, and Benzyl Alc¡¦ |
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Benzoic acidÀÇ ÇÕ¼º - »êÈ £« ÇÊÅÍ £« Àç°áÁ¤ / 1. ½ÇÇè °á°ú 2. ÅäÀÇ ¹× Çؼ® 3. Âü°í¹®Çå / 1. ½ÇÇè °á°ú ½ÇÇè °á°ú¿¡¼´Â ÇÕ¼ºÇÑ º¥Á¶»êÀÇ ¼öÀ², ¼øµµ, ±×¸®°í °áÁ¤ÀÇ ÇüÅ µîÀ» ÀÚ¼¼È÷ ºÐ¼®ÇÑ´Ù. ½ÇÇèÀ» ÅëÇØ ¾òÀº º¥Á¶»êÀº ¿¹»óº¸´Ù ³ôÀº ¼öÀ²À» º¸¿´À¸¸ç, ÇÕ¼º °úÁ¤¿¡¼ÀÇ ¹ÝÀÀ Á¶°ÇÀÌ ¼º°øÀûÀ¸·Î ÀÛ¿ëÇßÀ½À» ½Ã»çÇÑ´Ù. ƯÁ¤ ¹ÝÀÀ Á¶°Ç ÇÏ¿¡¼ º¥Á¶»êÀÇ »ý¼ºÀÌ ±Ø´ëȵǾú°í¡¦ |
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2p age   | 
3,000 ¿ø
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[ºÐ¼®ÈÇнÇÇè] Measuring the amount of caffeine and benzoic acid in soft drink by using spectrophotometric analysis of a~ / 1. ½ÇÇè¸ñÇ¥ 2. ½ÇÇèÀÌ·Ð 3. ½ÇÇè±â±¸ ¹× ½Ã¾à 4. ½ÇÇè¹æ¹ý 1)calibration standards 2)soft drink 3)unknowns 5. ½ÇÇè°á°ú 1)verifying beer`s law 2)unknowns 6. °íÂû 7. Âü°í¹®Çå / 1. ½ÇÇè¸ñÇ¥ ÀÌ ½ÇÇèÀÇ ¸ñÇ¥´Â ¼ÒÇÁÆ®µå¸µÅ©¿¡¡¦ |
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