Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 2000  |  »Ø¸´: 9

whn732

½û³æ (ÕýʽдÊÖ)

[½»Á÷] ¡¾Çë½Ì¡¿¡¾Çë½Ì¡¿ÓÃCacl2ºÍNa2HPO4ºÏ³ÉÁ×»ÒʯÓÃʲôµ÷pH±È½ÏºÃ£¿ ÒÑÓÐ1È˲ÎÓë

ÒÔǰ¶¼ÊÇÓÃCa£¨OH£©2ºÍÁ×Ëá·´Ó¦£¬Ã»Óе÷½ÚpH£¬ÒòΪCa£¨OH£©2ÊǼîÐԵġ£ÏÖÔÚÏëÓÃCacl2ºÍNa2HPO4·´Ó¦£¬²»ÖªµÀÕâ¸ö·ÅÓ³µÄÖØ¸´ÐÔºÍÖÆ±¸µÄÁ×»Òʯ½á¹ûÈçºÎ£¬ÊÇ·ñÐèÒª¶ÔpH½øÐпØÖÆ£¬ÓÃNaOHµ÷½Ú»¹Êǰ±Ë®ºÃЩ£¿¶ÔÁ×»ÒʯºÏ³ÉûÔõôÑо¿¹ý£¬ÔÚÕâÀïÇó½ÌÁË¡£Ð»Ð»
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lotus9

ľ³æ (ÖøÃûдÊÖ)

¡ï
yusen_1982(½ð±Ò+1,VIP+0):»¶Ó­Ó¦Öú 4-23 09:00
PH¿ØÖÆÔÚ8.0¡«10.0£¬Óð±Ë®µ÷½Ú±È½ÏºÃ
2Â¥2009-04-23 08:37:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuhy860

Òø³æ (СÓÐÃûÆø)

¡ï
wgcui(½ð±Ò+0,VIP+0):»¶Ó­ÌÖÂÛ£¡£¡ 4-27 14:26
wgcui(½ð±Ò+1,VIP+0): 4-27 14:26
Óð±Ë®£¬¼îÐÔµô¼û¼´¿É¡£×¢Òâ¿ØÖÆ¸ÆÀë×ÓÓëÁ×Ëá¸ùµÄ±ÈÀý
3Â¥2009-04-25 14:22:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

corona

½ð³æ (ÕýʽдÊÖ)

¡ï
yusen_1982(½ð±Ò+1,VIP+0):»¶Ó­ÌÖÂÛ 5-19 22:10
Tris/HClµÄ»º³åÈÜÒº
4Â¥2009-05-19 20:43:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lhhe

¡ï
yusen_1982(½ð±Ò+1,VIP+0):»¶Ó­ÌÖÂÛ 5-29 09:47
HEPES »º³åÒº
5Â¥2009-05-28 16:59:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

µ¤

½ð³æ (СÓÐÃûÆø)

¾«Áé

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Þ¹Ò²ݶù(½ð±Ò+1,VIP+0):ллÌÖÂÛ£¬ÉúÎï²ÄÁϰæÆÚ´ýÄú¸ü¶àµÄ²ÎÓë~~ 6-4 09:01
Ò»°ãÓð±Ë®µ÷½Ú£¬Ëü¿ÉÒÔÐγɻº³åÌåϵ£¬·´Ó¦¹ý³ÌÖеÄPHÖµ»á±È½ÏÎȶ¨¡£
Tomorowisanotherday!
6Â¥2009-06-04 09:00:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÖìÁ¬èµºÏ

ľ³æ (ÕýʽдÊÖ)

ůÑòÑò

¡ï ¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Þ¹Ò²ݶù(½ð±Ò+1,VIP+0):лл»Ø´ð~ 6-14 15:47
Þ¹Ò²ݶù(½ð±Ò+1,VIP+0):¹ÄÀøÐ³棬»¶Ó­³£À´~ 6-14 15:47
HAÔÚ¼îÐÔÌõ¼þϱȽÏÈÝÒ×Ðγɣ¬ËùÒÔPHÖ®Ò»¶¨Òª±£³Ö¼îÐÔ£¬Ò»°ã10×óÓÒ£»°±Ë®¡¢NaOHµ÷¶¼ÐУ¬ÒòΪÄãµÄÔ­ÁÏÀïÒѾ­ÓÐNaÀë×ÓÁË£¬ËùÒÔÒ²²»ÅÂÔÙÒýÈëÄÆÀë×ÓÀ²
¿ìÀÖ¹¤×÷£¬¿ìÀÖÉú»î~~~
7Â¥2009-06-14 14:13:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

woshishy

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
yusen_1982(½ð±Ò+1,VIP+0):»¶Ó­À´ÉúÎï²ÄÁϰæÌÖÂÛ 6-17 18:24
ÎÒÃÇÒÔǰºÏ³ÉµÄʱºòÓõݱˮµ÷½ÚPHÖµ£¬µ«ÎÄÏ×ÖÐÒ²Óб¨µÀÓÃHEPES »º³åÒº¡£»º³åÌåϵPHÎȶ¨£¬ÓÐÀûÓÚ·´Ó¦°É¡£
8Â¥2009-06-17 14:39:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qqguo

Ìú¸Ëľ³æ (³õÈëÎÄ̳)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Þ¹Ò²ݶù(½ð±Ò+0,VIP+0):»¶Ó­ÌÖÂÛ~ 9-30 12:32
°±Ë®°É£¬ÎÒ×öʵÑéʱÓõݱˮ
9Â¥2009-09-29 19:04:30
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Á÷Äê×ÏÐÇ

гæ (³õÈëÎÄ̳)

¡ï ¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
americanyk(½ð±Ò+2):welcome new poeple 2010-12-08 16:49:20
ÎÒ¾ÍÊÇÓÃCaCl2 ºÍ Na2HPO4 ºÏ³ÉHAP ÓõÄÊÇ1mol\LµÄNaOH Ö÷ÒªÊÇ¿¼Âǵ½ÓõÄÁ×ËáÑÎÓÐÄÆÀë×Ó
10Â¥2010-12-08 15:18:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ whn732 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 285Çóµ÷¼Á +5 ¶ñ·¨´ó¶þµÄÆøÎ¶ß 2026-04-05 8/400 2026-04-07 23:37 by shanqishi
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +19 ŬÁ¦·Ü¶·112 2026-04-07 20/1000 2026-04-07 23:12 by JourneyLucky
[¿¼ÑÐ] Çó²ÄÁϵ÷¼Á£¬Ò»Ö¾Ô¸Ö£ÖÝ´óѧ289·Ö +16 ˶ÐǸ° 2026-04-03 16/800 2026-04-07 20:23 by ÔÆÃñ´óÀîÀÏʦ
[¿¼ÑÐ] 305·ÖÇóµ÷¼Á +3 ¹þ_¹þ_¹þ_¹þ_¹þ 2026-04-04 5/250 2026-04-07 14:49 by ¹þ_¹þ_¹þ_¹þ_¹þ
[¿¼ÑÐ] ²ÄÁϹ¤³Ì302·ÖÇóµ÷¼Á +13 zyxÉϰ¶£¡ 2026-04-04 13/650 2026-04-07 11:14 by Ê«Óë×ÔÓÉ
[¿¼ÑÐ] 287·ÖÇóµ÷¼Á ÓÐרÀû¹ú½±Ò»Ö¾Ô¸¹þ¹¤´ó085406 +6 °×Ò׳½ 2026-04-06 7/350 2026-04-06 22:46 by 875465
[¿¼ÑÐ] 269µç×ÓÐÅÏ¢Çóµ÷¼Á£¬¿Éתרҵ +5 ¶À×Ãwl 2026-04-06 5/250 2026-04-06 17:23 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] Ò»Ö¾Ô¸¹ú¿Æ´óÐŹ¤Ëù,Ó¢¶þÊý¶þ408×Ü·Ö293·ÖÇóµ÷¼Á +3 ilcyuan 2026-04-02 4/200 2026-04-06 16:35 by likeihood
[¿¼ÑÐ] ÉúÎïѧÇóµ÷¼Á +5 15064154688 2026-04-03 5/250 2026-04-06 11:56 by lijunpoly
[¿¼ÑÐ] ר˶0854³õÊÔ¿¼²Ä¿Æ»ù£¬Çóµ÷¼Á +6 3220548044 2026-04-06 9/450 2026-04-06 10:26 by barlinike
[¿¼ÑÐ] ÕÒµ÷¼Á +10 ³þÇÇÇÇ 2026-04-01 10/500 2026-04-05 22:19 by syh9288
[¿¼ÑÐ] 283Çóµ÷¼Á +5 baiiyu 2026-04-05 6/300 2026-04-05 20:35 by à£à£à£0119
[¿¼ÑÐ] Ò»Ö¾Ô¸½­ÄÏ´óѧ085501»úе¹¤³Ìר˶326·Ö£¬±¾¿Æ¼Ñľ˹´óѧ +5 ¹ËÈô¸¡Éú 2026-04-03 9/450 2026-04-05 09:57 by 1753564080
[¿¼ÑÐ] ר˶310Çóµ÷¼Á +5 ÀÌÀÌÎÒ¡­. 2026-04-04 6/300 2026-04-04 23:33 by barlinike
[¿¼ÑÐ] 085400µç×ÓÐÅÏ¢319Çóµ÷¼Á£¨½ÓÊÜ¿çרҵµ÷¼Á£© +5 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-03 6/300 2026-04-04 21:50 by hemengdong
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉϺ£´óѧÉúÎïѧ346 +3 ÉϺ£´óѧ346µ÷¼Á 2026-04-03 3/150 2026-04-04 20:20 by dongzh2009
[¿¼ÑÐ] [µ÷¼ÁÐÅÏ¢]085408¹âµçÐÅÏ¢ Çóµ÷¼Á ×Ü·Ö291·ÖÊýÒ»Ó¢Ò» +3 iz11az 2026-04-02 3/150 2026-04-04 19:09 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 279Çóµ÷¼Á +6 qazplm0852 2026-04-02 6/300 2026-04-03 10:03 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 348Çóµ÷¼Á +6 ÎâÑå׿24k 2026-04-02 6/300 2026-04-02 14:07 by ¸øÄãÄã×¢ÒâÐÝÏ¢
[¿¼ÑÐ] 379Çóµ÷¼Á +3 ?¿à¹Ï²»¿à 2026-04-01 3/150 2026-04-01 20:09 by ÄºÔÆÇ庮
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û