เอกสารการประชุมวิชาการและเสนอผลงานวิจัย มหาวิทยาลัยทักษิณ ครั้งที่ 19 2552 - page 769

„µ¦ž¦³»¤ª·µ„µ¦Â¨³Áœ°Ÿ¨Šµœª·‹´¥ ¤®µª·š¥µ¨´¥š´„¬·– ‡¦´ÊŠš¸É 19 ž¦³‹Îµže 2552
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˜µ¦µŠš¸É 2 —Š‡n µ„µ¦—¼—„¨ºœÂŠ °Š¸Äœ¡¦· „¸Ê¢j µÂ—Š—¨³Â®oŠš¸Én µ¦Á‡¤¸˜nµŠ Ç š¸É‡ªµ¤Á o¤ oœ
0.05 䨵¦r
Treatment OD 460 nm Treatment OD 460 nm
control 1F 0.388 control 1D 0.655
ascorbic acid 1F 0.265 ascorbic acid1D 0.581
sodium chloride 1F 0.367 sodium chloride 1D 0.621
green tea1F 0.395 green tea1D 0.681
acetic acid 1F 0.298 acetic acid 1D 0.608
calcium hydroxide 1F 0.286 calcium hydroxide 1D 0.596
control 2F 0.461 control 2D 0.781
ascorbic acid 2F 0.443 ascorbic acid2D 0.768
sodium chloride 2F 0.473 sodium chloride 2D 0.821
green tea2F 0.425 green tea2D 0.734
acetic acid 2F 0.499 acetic acid 2D 0.887
calcium hydroxide 2F 0.484 calcium hydroxide 2D 0.854
®¤µ¥Á®˜» - ®¤µ¥Á¨ 1 ®¤µ¥™¹Š Ťn œ¹ÉŠ - ®¤µ¥Á¨ 2 ®¤µ¥™¹Š œ¹ÉŠ 10 œµš¸
- ´¨´„¬–r F ®¤µ¥™¹Š ¡¦·„¸Ê¢j µ— - ´¨´„¬–r D ®¤µ¥™¹Š ¡¦·„¸Ê¢jµÂ®oŠ
- ‹µ„„µ¦ª´—¸—oª¥Á‡¦ºÉ°Šª´—¸ °Š¡¦·„®o Šš¸Én µ¦Á‡¤¸˜nµŠ Ç ‡º° ª·˜µ¤· œŽ¸ (ascorbic acid) Á„¨º°Â„Š
(sodium chloride) µÁ ¸ ¥ª (green tea) œÊεo¤µ¥¼ (acetic acid) ¨³ œÊÎ µž¼œÄ (calcium hydroxide ) ŗoŸ¨˜µ¤
˜µ¦µŠš¸É 3 ¡ªnµ ‹µ„„µ¦«¹„¬µ¡¦·„š¸Én µ¦Á‡¤¸˜nµŠÇ œ¹ÉŠ—oª¥Å°œÊε¨³Å¤nœ¹É Š ¨oªœÎµÅž°Â®oŠ œ´Êœ ‡nµ L* a* b*
°Š¡¦·„®oŠš¸ÉŸnµœ„µ¦œ¹É Š‹³¤¸‡nµ L* Ž¹É ŠÂ—Š‡ªµ¤ªnµŠ¡¦·„œ´Êœ¤¸ ‡nµ¤µ„ªn µ¡¦·„®oŠš¸ÉŤnŸnµœ„µ¦œ¹ÉŠ nªœ‡nµ a*
®¤µ¥™¹Š ‡nµš¸Éčo„ε®œ—‡ªµ¤Áž}œ ¸Â—Š ¨³ ‡nµ b* ‡º° ‡nµš¸Éčo„ε®œ—‡ªµ¤Áž}œ ¸Á®¨º°Š —´Šœ´Êœ„µ¦Ân µ¦Á‡¤¸
˜nµŠÇ ¨oªœÎ µÅžœ¹ÉŠ µ¤µ¦™š¸É‹³¥´¥´ÊŠž’·„·¦·¥µ„µ¦Á„·—¸œÊÎ µ˜µ¨Äœ„µ¦Âž¦¦¼ž¡¦·„®oŠ Ž¹ÉŠ ‹µ„˜µ¦µŠš¸É 3 ‡nµ¸ L*
a* b* °Š¡¦·„®oŠš¸Én µ¦Á‡¤¸˜nµŠÇ œ´Êœ ¡¦·„®o Šš¸Én œÊεo¤µ¥¼ (acetic acid) ¨³Ÿn µœ„µ¦œ¹ÉŠ—oª¥Å°œÊεÁž}œÁª¨µ
10 œµš¸ ¤¸‡nµ ¸ L* a* b* ¤µ„š¸É »— ‡º° ¡¦· „®oŠ¤¸ ¸Â—Š¤µ„ Ž¹É ŠÂ—Š™¹Š‡»–£µ¡—o µœ¸—¸„ªnµ¡¦· „®oŠš¸Én µ¦Á‡¤¸
°ºÉœ Ç nªœ¡¦·„®oŠš¸Én µ¦Á‡¤¸˜nµŠ Ç Â˜n ŤnŸnµœ„µ¦œ¹ÉŠ œ´Êœ ‹³¤¸‡nµ¸ L* a* b* œo°¥„ªnµ¡¦·„®oŠš¸ÉnœÊÎ µo¤µ¥¼
(acetic acid) ¨³Ÿnµœ„µ¦œ¹ÉŠÁž}œÁª¨µ 10 œµš¸ ×¥°—‡¨o°Š„´ Šµœª·‹´¥š¸É«¹„¬µÄœ¨·Êœ‹¸É(Kerdsangsuriyong et al.,
2007) š¸É¡ªnµ œÊεo¤µ¥¼ (acetic acid) µ¤µ¦™¥´¥´ÊŠ„µ¦Á„·—¸œÊÎ µ˜µ¨Å—o