±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1081  |  »Ø¸´: 6
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾Óн±½»Á÷¡¿»ý¼«»Ø¸´±¾Ìû×Ó£¬²ÎÓë½»Á÷£¬¾ÍÓлú»á·ÖµÃ×÷Õß liudb µÄ 1 ¸ö½ð±Ò

liudb

ľ³æ (ÖøÃûдÊÖ)

[½»Á÷] ÇóÖú£ºÈçºÎÅäÖÆ PH8.6 µÄÁ×ËỺ³åÒº

´ó¼ÒºÃ£¬ÎÒ×öʵÑéÐèÒªÅäÖÆ PH8.6 µÄÁ×ËỺ³åÒº£¬·Ö×Ó¿Ë¡ÄDZ¾ÊéÉϽéÉܵÄ×î´óPHÊÇ8£¬´ó¼ÒÓÐûÓÐʲô°ì·¨£¿Ð»Ð»½â´ð¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

Ç«Ðé¡¢½÷É÷¡¢µÃÌå
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

chenzhenyu

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

Сľ³æÖ®ÌìÏÂÎÞµÐ

¡ï
liudb(½ð±Ò+1,VIP+0):ллӦÖú£¡½±Àø
http://www.namipan.com/d/%E5%B8% ... 9546f1bb88c001e0200
Õâ¸öÁ´½ÓÀïÓÐÐí¶à»º³åÒºµÄÅäÖÆ·½·¨£¬ÆäÖÐÓÐÄãÐèÒªµÄ PH8.6 µÄÁ×ËỺ³åÒºÅäÖÆ·½·¨¡£
ÌìÐÔæå¶Û£¬Î¨ÇÚѧÒÔ²¹Ö®¡£³öÉúº®ÃÅ£¬Ð£·ÇÃûУ£¬Ê¦·ÇÃûÃÅ£¬Ò»Çп¿×Ô¼º´òÆ´¡£
2Â¥2008-11-08 01:53:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ö¬ÖÊÌå

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

¡ï
liudb(½ð±Ò+1,VIP+0):лл
Òѳ¬³ö»º³å·¶Î§£¬Ó¦»»³ÉÆäËûpKaÖµÓë8.6½Ó½üµÄ»º³åÈÜÒº
3Â¥2008-11-08 07:47:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

forensic8856

½ð³æ (ÖøÃûдÊÖ)

¡ï
liudb(½ð±Ò+1,VIP+0):ºÃµÄ£¬Ð»Ð»ÄúµÄ½¨Òé¹þ
¿ÉÒÔʹÓðͱÈÍ×»º³åÈÜÒº,È¡°Í±ÈÍ×5.52gÓë°Í±ÈÍ×ÄÆ30.9g,¼Óˮʹ֮Èܽâ³É2000ml,¾Í¿ÉÒԵõ½PH=8.6µÄ»º³åÈÜÒº
4Â¥2008-11-08 09:45:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lxbnnn

Òø³æ (СÓÐÃûÆø)

¡ï
liudb(½ð±Ò+1,VIP+0):ѧϰÁË£¬ºÇºÇ
ÓÉ×㹻Ũ¶ÈµÄ¹²éîËá¼î¶Ô×é³ÉµÄÈÜÒº£¬Ö»ÄÜÔÚÒ»¶¨µÄPHÖµ·¶Î§ÄÚ·¢»ÓÓÐЧµÄ»º³å×÷Óá£Õâ¸öÄÜ·¢»ÓÓÐЧ»º³å×÷ÓõÄPH·¶Î§£¬½Ð»º³å·¶Î§¡£µ±»º³å±ÈΪ1/10ʱ£¬PH=PKa-1£»µ±»º³å±ÈΪ10/1ʱ£¬PH=PKa+1¡£¹Ê»º³å·¶Î§PHÖµ´óÖÂÔÚPKa-1ÖÁPKa+1Ô¼Á½¸öPHµ¥Î»·¶Î§ÄÚ£¬¼´ÔÚ PH= PKa¡À1 µÄ½üËÆ·¶Î§ÄÚ£¬²ÅÄܱíÏÖ³ö»º³å×÷Ó᣶øÇÒͬһÈÜÒºÔÚ²»Í¬µÄPHֵʱ£¬»º³åÈÝÁ¿Ò²²»Ïàͬ¡£»º³å³¬³ö´Ë·¶Î§Ê±£¬»º³åÈÝÁ¿ÖµºÜС£¨£¼0.01£©£¬ÒÑÎÞ»º³å×÷Óá£
  ²»Í¬»º³å¶ÔËù×é³ÉµÄ»º³åÈÜÒº£¬ÓÉÓÚ¹²éîËáµÄPKaÖµ²»Í¬£¬Òò´ËËüÃǵĻº³å·¶Î§Ò²¸÷²»Ïàͬ±ÈÈç KH2PO4-Na2HPO4 7.21(PKa2)µÄ»º³å·¶Î§ÊÇ 5.8¡«8.0¡£
ËùÒÔPH=8.6µÄÁ×ËỺ³åÒºÒѳ¬³ö»º³å·¶Î§£¬Ó¦»»³ÉÆäËûpKaÖµÓë8.6½Ó½üµÄ»º³åÈÜÒº¡£
5Â¥2008-11-08 09:54:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

FANXIAOMEI

Òø³æ (СÓÐÃûÆø)

PH=8.6µÄÁ×ËỺ³åÒº³¬³öÁË·¶Î§£¬Ó¦»»³ÉÆäËû»º³åÈÜÒº
6Â¥2008-11-10 14:27:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

baiyu1982

½ð³æ (СÓÐÃûÆø)

ÓÉ×㹻Ũ¶ÈµÄ¹²éîËá¼î¶Ô×é³ÉµÄÈÜÒº£¬Ö»ÄÜÔÚÒ»¶¨µÄPHÖµ·¶Î§ÄÚ·¢»ÓÓÐЧµÄ»º³å×÷Óá£Õâ¸öÄÜ·¢»ÓÓÐЧ»º³å×÷ÓõÄPH·¶Î§£¬½Ð»º³å·¶Î§¡£µ±»º³å±ÈΪ1/10ʱ£¬PH=PKa-1£»µ±»º³å±ÈΪ10/1ʱ£¬PH=PKa+1¡£¹Ê»º³å·¶Î§PHÖµ´óÖÂÔÚPKa-1ÖÁPKa+1Ô¼Á½¸öPHµ¥Î»·¶Î§ÄÚ£¬¼´ÔÚ PH= PKa¡À1 µÄ½üËÆ·¶Î§ÄÚ£¬²ÅÄܱíÏÖ³ö»º³å×÷Ó᣶øÇÒͬһÈÜÒºÔÚ²»Í¬µÄPHֵʱ£¬»º³åÈÝÁ¿Ò²²»Ïàͬ¡£»º³å³¬³ö´Ë·¶Î§Ê±£¬»º³åÈÝÁ¿ÖµºÜС£¨£¼0.01£©£¬ÒÑÎÞ»º³å×÷Óá£
  ²»Í¬»º³å¶ÔËù×é³ÉµÄ»º³åÈÜÒº£¬ÓÉÓÚ¹²éîËáµÄPKaÖµ²»Í¬£¬Òò´ËËüÃǵĻº³å·¶Î§Ò²¸÷²»Ïàͬ±ÈÈç KH2PO4-Na2HPO4 7.21(PKa2)µÄ»º³å·¶Î§ÊÇ 5.8¡«8.0¡£
ËùÒÔPH=8.6µÄÁ×ËỺ³åÒºÒѳ¬³ö»º³å·¶Î§£¬Ó¦»»³ÉÆäËûpKaÖµÓë8.6½Ó½üµÄ»º³åÈÜÒº¡£
7Â¥2008-11-11 11:13:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ liudb µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 316Çóµ÷¼Á +11 ÖÛ×Ô¹£ 2026-04-01 12/600 2026-04-02 10:12 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 08ÉúÎïÓëҽҩר˶³õÊÔ346ÕÒµ÷¼Á +6 dianeeee 2026-04-01 7/350 2026-04-02 08:23 by guoweigw
[¿¼ÑÐ] 271Çóµ÷¼Á +14 ÀÕ²¼ÀÊ@ 2026-03-31 19/950 2026-04-02 00:01 by ÀÕ²¼ÀÊ@
[¿¼ÑÐ] °²È«¹¤³Ì 285 Çóµ÷¼Á +3 Xinyu56 2026-04-01 4/200 2026-04-01 21:50 by ¾²¾²¾²¾²¾²¾²¾²¾
[¿¼ÑÐ] 362Çóµ÷¼Á +13 Î÷ÄϽ»²ÄÁÏר˶3 2026-03-31 13/650 2026-04-01 17:38 by JYD2011
[˶²©¼ÒÔ°] ²©Ò»±»ËͳöÁªÅà¸Ð¾õ²»ÊÊÓ¦Ôõô°ì +3 È«´åµÄ¹· 2026-03-31 3/150 2026-04-01 10:44 by 328838485
[¿¼ÑÐ] »·¾³¹¤³Ì 085701£¬267Çóµ÷¼Á +15 minht 2026-03-29 16/800 2026-04-01 10:13 by li_sujuan99
[¿¼ÑÐ] ¿¼ÑвÄÁϹ¤³Ì351·Öµ÷¼Á +5 Õû¸öºÃµÄ 2026-03-31 5/250 2026-04-01 09:36 by topgun2009
[¿¼ÑÐ] ÕÅ·¼Ãú-Öйúũҵ´óѧ-»·¾³¹¤³Ìר˶-298 +9 ÊÖ»úÓû§ 2026-03-26 9/450 2026-03-31 18:09 by 544594351
[¿¼ÑÐ] 336²ÄÁÏÇóµ÷¼Á +10 ³ÂäÞÓ¨ 2026-03-26 12/600 2026-03-31 17:59 by jp9609
[¿¼ÑÐ] 254²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +3 º²¶¬ÁÖéª 2026-03-30 4/200 2026-03-31 17:53 by yishunmin
[¿¼ÑÐ] 340Çóµ÷¼Á +4 Ï£ÍûÈç´Ëi 2026-03-31 4/200 2026-03-31 16:40 by 690616278
[¿¼ÑÐ] 266·Ö£¬Çó²ÄÁÏÏà¹Ø×¨Òµµ÷¼Á +10 ÍÛºôºßºôºß 2026-03-30 12/600 2026-03-31 11:00 by ÐÜÒ»µ¶
[¿¼ÑÐ] 313Çóµ÷¼Á +6 Âô¸ö¹Ø×Ó°É 2026-03-31 6/300 2026-03-31 10:58 by Jaylen.
[¿¼ÑÐ] 085600£¬×¨Òµ¿Î»¯¹¤Ô­Àí£¬320·ÖÇóµ÷¼Á +6 ´ó²öС×Ó 2026-03-29 6/300 2026-03-31 10:03 by ÂÈ»¯ÑÇÏõõ£
[¿¼ÑÐ] 282Çóµ÷¼Á +3 ºôÎü¶¼ÊǼõ·Ê 2026-03-31 3/150 2026-03-31 10:00 by wangjy2002
[¿¼ÑÐ] 2026Ä껪ÄÏʦ·¶´óѧ»¶Ó­»¯Ñ§£¬»¯¹¤£¬ÉúÎÉúÒ½¹¤µÈרҵÓÅÐãѧ×Ó¼ÓÈ룡 +3 llss0711 2026-03-28 6/300 2026-03-29 10:26 by llss0711
[¿¼ÑÐ] ÊýÒ»Ó¢Ò»271ר˶£¨085401£©Çóµ÷¼Á£¬¿É¿ç +7 ǰÐбØÓйâ 2026-03-28 8/400 2026-03-28 23:22 by Сľ³ætim
[¿¼ÑÐ] 285Çóµ÷¼Á +4 AZMK 2026-03-27 7/350 2026-03-27 20:59 by AZMK
[¿¼ÑÐ] 08¿ªÍ·275Çóµ÷¼Á +4 À­Ë­²»ÖØÒª 2026-03-26 4/200 2026-03-27 14:12 by Delta2012
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û