24СʱÈÈÃŰæ¿éÅÅÐаñ    

²é¿´: 3674  |  »Ø¸´: 8

vipwzl

Í­³æ (³õÈëÎÄ̳)

[ÇóÖú] ÇëÎÊÔõôʹÓûº³åÈÜÒºµ÷½ÚpHÖµ£¿ ÒÑÓÐ3È˲ÎÓë

ÇëÎÊÔõôʹÓûº³åÈÜÒºµ÷½ÚpHÖµ£¬ÊÇÏÈÓÃËá¼î£¨HClºÍNaOH£©½«ÈÜÒºpHÖµµ÷½ÚÖÁÄ¿±êpHÖµºó£¬ÔÙ¼ÓÈëÏàÓ¦pHÖµµÄ»º³åÈÜÒº£¬È»ºóÔÚ¶¨ÈÝÂð£¿Ò»°ã»º³åÈÜÒºµÄÌí¼ÓÁ¿ÊǶàÉÙÄØ£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÌìÀäÁË£¬×¢ÒⱣů¡£
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qcd1988

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
stormxuhao: ½ð±Ò+1, »ý¼«»Ø¸´ 2014-08-24 09:40:50
https://www.researchgate.net/profile/Chengdu_Qi2/?ev=hdr_xprf
2Â¥2014-08-22 15:41:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

vipwzl

Í­³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by qcd1988 at 2014-08-22 15:41:22
http://home.fuse.net/clymer/buffers/phos2.html,дµÄºÜÇå³þ

ÇëÎÊһϼÆËã³öÀ´µÄµ¥Î»%w/v ÊÇʲôÒâ˼£¿
ÌìÀäÁË£¬×¢ÒⱣů¡£
3Â¥2014-08-22 16:00:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

guofeng231

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by qcd1988 at 2014-08-22 15:41:22
http://home.fuse.net/clymer/buffers/phos2.html,дµÄºÜÇå³þ

Ôõô²âÁ¿Ï´·¢Ë®µÄphÖµ£¿ÊÔÖ½²»×¼È·    ph¼Æ²»¿ÉÒÔ²âÁ¿Õ³¶ÈÒºÌå  Ôõô°ì°¡
4Â¥2014-08-22 19:08:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

vipwzl

Í­³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
4Â¥: Originally posted by guofeng231 at 2014-08-22 19:08:09
Ôõô²âÁ¿Ï´·¢Ë®µÄphÖµ£¿ÊÔÖ½²»×¼È·    ph¼Æ²»¿ÉÒÔ²âÁ¿Õ³¶ÈÒºÌå  Ôõô°ì°¡...

»º³åÈÜÒº¿ÉÒÔµ±×öË®ÓÃÂ𣿠 »¹ÓоÍÊÇ»º³åÈÜÒº¶àÉٱȽϺÏÊÊ£¿ ¼Ó¶àÁË»áÓÐÓ°ÏìÂð£¿
ÌìÀäÁË£¬×¢ÒⱣů¡£
5Â¥2014-08-23 22:29:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Èγ¤´æ

½û³æ (ÕýʽдÊÖ)

Environment Protecting

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
vipwzl(vaughn´ú·¢): ½ð±Ò+1, »ý¼«Ó¦Öú 2014-08-26 07:49:16
Äã˵µÄÊÇÁ½¸öʹÓ÷½·¨£¬Ò»ÖÖÊÇÅäÖúõĻº³åÈÜÒºÖ±½Óµ±ÈܼÁÓã¬ÁíÒ»ÖÖÊǸù¾ÝÄãµÄ·´Ó¦Ìåϵ¼ÓËá¼î»º³å¶Ô£¬¼´¸ù¾Ý¼ÆËãÌí¼Ó´¿ÎïÖÊ£¬Ã÷°×ÎÒµÄÒâ˼ô£¿

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
6Â¥2014-08-26 00:40:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

paulher

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by qcd1988 at 2014-08-22 15:41:22
http://home.fuse.net/clymer/buffers/phos2.html,дµÄºÜÇå³þ

ÊÖ»úÁôÃû

[ ·¢×ÔСľ³æ¿Í»§¶Ë ]
7Â¥2014-08-26 07:00:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÀûºÍÖÎË®

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
vipwzl(vaughn´ú·¢): ½ð±Ò+1, Ìá³öÁ˳£¼ûµÄʹÓ÷½°¸ 2014-08-26 19:24:27
ÏÖÔÚ¶¼ÊÇÓñðÈËÒѾ­ÅäºÃÁ˵Ļº³åÒº°¡£¬´ü×°µÄ£¬±ãÒ˵ĺܣ¬µ÷pH¼Æ£¬¶Ô×Å˵Ã÷ÊéÉϾͿÉÒÔÁËÍÛ¡£

[ ·¢×ÔСľ³æ¿Í»§¶Ë ]
8Â¥2014-08-26 10:32:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Amethyst¡¤Ko

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
3Â¥: Originally posted by vipwzl at 2014-08-22 16:00:36
ÇëÎÊһϼÆËã³öÀ´µÄµ¥Î»%w/v ÊÇʲôÒâ˼£¿...

ÖÊÁ¿Ìå»ý±È
9Â¥2015-04-13 14:12:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ vipwzl µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 354Çóµ÷¼Á +6 Tyoumou 2026-03-18 9/450 2026-03-21 20:47 by lbsjt
[¿¼ÑÐ] 326Çóµ÷¼Á +5 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 8/400 2026-03-21 19:33 by ColorlessPI
[¿¼ÑÐ] 333Çóµ÷¼Á +5 87639 2026-03-21 7/350 2026-03-21 19:31 by ColorlessPI
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +11 ÄÝÄÝninicgb 2026-03-15 15/750 2026-03-21 19:15 by ColorlessPI
[¿¼ÑÐ] 326Çóµ÷¼Á +4 mlpqaz03 2026-03-15 4/200 2026-03-21 19:10 by ColorlessPI
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶ 348·ÖÇóµ÷¼Á +3 ¶¬´Ç. 2026-03-17 5/250 2026-03-21 18:47 by ѧԱ8dgXkO
[¿¼ÑÐ] 296Çóµ÷¼Á +4 www_q 2026-03-20 4/200 2026-03-21 17:26 by ѧԱ8dgXkO
[»ù½ðÉêÇë] ѧУÒѾ­Ìá½»µ½NSFC£¬»¹ÄÜÐÞ¸ÄÂ𣿠40+4 babangida 2026-03-19 9/450 2026-03-21 16:12 by babangida
[¿¼ÑÐ] 332Çóµ÷¼Á +3 ·ï»ËÔº¶¡Õæ 2026-03-20 3/150 2026-03-21 10:27 by luoyongfeng
[¿¼ÑÐ] Çóµ÷¼Á +6 Mqqqqqq 2026-03-19 6/300 2026-03-21 08:04 by JourneyLucky
[¿¼ÑÐ] 085700×ÊÔ´Óë»·¾³308Çóµ÷¼Á +12 īīĮ 2026-03-18 13/650 2026-03-21 01:42 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖпƼ¼´óѧ£¬080502£¬354·ÖÇóµ÷¼Á +5 ÊØºòϦÑôCF 2026-03-18 5/250 2026-03-21 01:06 by JourneyLucky
[¿¼ÑÐ] 22408 344·Ö Çóµ÷¼Á Ò»Ö¾Ô¸ »ªµç¼ÆËã»ú¼¼Êõ +4 solanXXX 2026-03-20 4/200 2026-03-20 23:49 by alg094825
[¿¼ÑÐ] 321Çóµ÷¼Á +9 ºÎÈó²É123 2026-03-18 11/550 2026-03-20 23:19 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸:ÄϾ©º½¿Õº½Ìì´óѧ´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶£¬×Ü·Ö289·Ö +4 @taotao 2026-03-19 4/200 2026-03-20 22:14 by JourneyLucky
[¿¼ÑÐ] 289Çóµ÷¼Á +6 »³èªÎÕè¤l 2026-03-20 6/300 2026-03-20 20:30 by ѧԱ8dgXkO
[¿¼ÑÐ] ÊÕ¸´ÊÔµ÷¼ÁÉú +4 ÓêºóÇïºÉ 2026-03-18 4/200 2026-03-18 14:16 by elevennnne
[¿¼ÑÐ] ²ÄÁÏ£¬·ÄÖ¯£¬ÉúÎ0856¡¢0710£©£¬»¯Ñ§ÕÐÉúÀ² +3 Eember. 2026-03-17 9/450 2026-03-18 10:28 by Eember.
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶274Ò»Ö¾Ô¸211Çóµ÷¼Á +6 Ñ¦ÔÆÅô 2026-03-15 6/300 2026-03-17 11:05 by ѧԱh26Tkc
[¿¼ÑÐ] 283Çóµ÷¼Á +3 Ìý·ç¾ÍÊÇÓꣻ 2026-03-16 3/150 2026-03-17 07:41 by ÈÈÇéɳĮ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û