| ²é¿´: 925 | »Ø¸´: 6 | |||
CynthiaÔÂÁÁгæ (СÓÐÃûÆø)
|
[ÇóÖú]
ÈçºÎÅäÖÆ²»Í¬pHµÄNa2SO4ÈÜÒº ÒÑÓÐ2È˲ÎÓë
|
| ÇëÎÊ£¬²»Í¬pHµÄNa2SO4ÈÜÒºÔõôÅäÖÆ£¿ÏòNa2SO4ÖмÓÈëʲô£¿ÇóÏê½â£¬O(¡É_¡É)Oлл~ |
» ²ÂÄãϲ»¶
µ÷¼ÁÇóÊÕÁô
ÒѾÓÐ6È˻ظ´
272·Ö²ÄÁÏ×ÓÇóµ÷¼Á
ÒѾÓÐ36È˻ظ´
275Çóµ÷¼Á
ÒѾÓÐ8È˻ظ´
Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á
ÒѾÓÐ20È˻ظ´
070300»¯Ñ§Ñ§Ë¶311·ÖÇóµ÷¼Á
ÒѾÓÐ19È˻ظ´
²ÄÁÏÓ뻯¹¤µ÷¼Á
ÒѾÓÐ13È˻ظ´
²ÄÁÏÓ뻯¹¤µ÷¼Á
ÒѾÓÐ33È˻ظ´
¸´ÊÔµ÷¼Á
ÒѾÓÐ7È˻ظ´
Ò»Ö¾Ô¸¹þ¹¤´ó 085600 277 12²Ä¿Æ»ùÇóµ÷¼Á
ÒѾÓÐ17È˻ظ´
»¹Óл¯¹¤¶þÂÖµ÷¼ÁµÄѧУÂð
ÒѾÓÐ47È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
pH±ê×¼»º³åÈÜÒºÅäÖÆ
ÒѾÓÐ50È˻ظ´
ÈçºÎÅäÖÆPH=11£¬12£¬13»º³åÒº
ÒѾÓÐ7È˻ظ´
´×ËáÂÈ»¯¸ÆÈÜÒº£¨ph=2.3 £¬±ÈÖØ1.30£©ÈÜÒºÔõôÅäÖÆ
ÒѾÓÐ4È˻ظ´
ÈÜÒºÅäÖÆµÄÎÊÌ⣺ÈÜÒºÖеÄijÖÖ×é·ÖÖ¸¶¨ÁËpHÖµ£¬¸ÃÈçºÎÅäÖã¿
ÒѾÓÐ11È˻ظ´
PHΪ2µÄËáÐÔ¼×´¼ÈÜÒºÔõôÅäÖÆ¡£
ÒѾÓÐ9È˻ظ´
ÅäÖÆpH=6.86»º³åÒº£¬µ«ÊÇ·ÛÄ©ÈçºÎÈܽ⣿
ÒѾÓÐ10È˻ظ´
ÔõÑùÅäÖÆPH=5.5µÄÁ×ËáÑλº³åÒº.............
ÒѾÓÐ11È˻ظ´
ÈçºÎÓð±Ë®ÅäÖÆ³öPH=9.5µÄÈÜÒº£¿
ÒѾÓÐ4È˻ظ´
PH=4.0ºÍPH=5.0µÄPBSÈÜÒºÈçºÎÅäÖÆ°¡£¿ÇóÖú¸÷λ³æÓÑ£¬Ð»Ð»°¡£¡
ÒѾÓÐ5È˻ظ´
pH3.5µÄÒÒËáÒÒËáÄÆ0.2MÈçºÎÅäÖÆ
ÒѾÓÐ5È˻ظ´
ÇóÖúÒ»ÏÂNaBH4ÈÜÒºµÄÅäÖÆ£¬ÒªÇóÊÇ(PH=9.5, 20 mL, 25 mg/mL) ,Â鷳һϾßÌå²½Öè
ÒѾÓÐ15È˻ظ´
²»Í¬PHÖµµÄPBS¼°ÌúÇ軯¼ØÈÜÒºµÄÅäÖÆ
ÒѾÓÐ5È˻ظ´
ÈÜҺϡÊͺóµ÷PH=5.5Óë Ö±½ÓÅäÖÆÈÜÒºµ÷PH=5.5 ÓÐÇø±ðÂð£¿ÇóÖúרҵÓоÑéÈËÊ¿
ÒѾÓÐ10È˻ظ´
ͬÀë×ÓŨ¶È»òÀë×ÓÇ¿¶È²»Í¬PH»º³åÈÜÒºµÄÅäÖÆ
ÒѾÓÐ6È˻ظ´
PH4.8ÒÒËá-ÒÒËáÄÆ»º³åÈÜÒºÅäÖÆ£¿
ÒѾÓÐ3È˻ظ´
0.3mol/L pH6.8 PBSÈÜÒºÈçºÎÅäÖÆ
ÒѾÓÐ3È˻ظ´
¿ÉÒÔÅäÖÆpH 6.5µÄtris-Hcl»º³åÒºÂð£¿
ÒѾÓÐ7È˻ظ´
PH 3.0 µÄ50%ÒÒ´¼ÈÜÒºÔõôÅäÖÆ£¿£¿
ÒѾÓÐ4È˻ظ´
100 mmol/L pH8.0 £¬Tris-HCl»º³åÒºÈçºÎÅäÖÆ
ÒѾÓÐ6È˻ظ´
¡¾ÇóÖú¡¿ÇëÎÊ£¬ÈçºÎÅäÖÆPH 7.4µÄPBS»º³åÒº£¬£¨Ê¹ÓÃNA2HPO4ºÍKH2PO4),лл£¡
ÒѾÓÐ14È˻ظ´
¡¾ÇóÖú/½»Á÷¡¿ÅäÖÆ´×ËáÄÆµÄʱºòÓÃÑÎËáµ÷½ÚµÄPH»¹ÄÜÓÃÂð£¿
ÒѾÓÐ5È˻ظ´
¡¾ÇóÖú¡¿pH=6ÈÜÒºÔõôÅäÖÆ
ÒѾÓÐ6È˻ظ´
liwentao2010
ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)
ɽÌÎ
-

ר¼Ò¾Ñé: +925 - ACI: 8
- Ó¦Öú: 1892 (½²Ê¦)
- ¹ó±ö: 9.653
- ½ð±Ò: 66833.1
- É¢½ð: 19465
- ºì»¨: 295
- ɳ·¢: 38
- Ìû×Ó: 12535
- ÔÚÏß: 1645.7Сʱ
- ³æºÅ: 1135679
- ×¢²á: 2010-10-31
- רҵ: ´ß»¯»¯Ñ§
- ¹ÜϽ: ´ß»¯

2Â¥2015-01-05 13:39:19
dolly8242
ľ³æ (ÖøÃûдÊÖ)
- ACI: 1
- Ó¦Öú: 222 (´óѧÉú)
- ½ð±Ò: 3467
- É¢½ð: 10
- ºì»¨: 22
- Ìû×Ó: 1951
- ÔÚÏß: 124.4Сʱ
- ³æºÅ: 1171156
- ×¢²á: 2010-12-16
- ÐÔ±ð: MM
- רҵ: ºÏ³ÉÒ©Îﻯѧ
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
CynthiaÔÂÁÁ: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú 2015-01-05 18:38:00
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
CynthiaÔÂÁÁ: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú 2015-01-05 18:38:00
| CP2010ÉÏû¿´µ½ÓÐÁòËáÄÆÊÔÒº£¬Â¥Ö÷ÔÚÄÄ¿´µ½µÄ²»Í¬pHÖµµÄÁòËáÄÆÊÔÒºµÄ£¬Èç¹ûÊÇGB£¬ÄÇôÔÚ×îºóÒ»Ò³¶¼»áÓÐÅäÖÆËµÃ÷µÄ¡£Èç¹ûûÓÐ˵Ã÷ÄǾÍÏÈÅäÖÆÒªÇóŨ¶ÈµÄÁòËáÄÆÊÔÒº£¬È»ºó¼ÓÏ¡ÁòËá»òÕßÏ¡ÇâÑõ»¯ÄÆÈÜÒºµ÷PHÖµ°É¡£ÒòΪÄãµÄÌåϵ²»ÊÇ»º³åÌåϵ£¬ËùÒÔÖ»ÐèÒª¼ÓÒ»µãµãËá»òÕ߼pH¾Í»á±ä»¯ºÃ¶àµÄ¡£¸Ð¾õÓ¦ÓÃÒ²Ó¦¸Ã²»»áÊǺܾ«Ãܵļì²âÖаɣ¬ÊDz»ÊǾÍÊǸö¼ø±ðµÄ²âÊÔ°¡£¿ |

3Â¥2015-01-05 15:25:07
CynthiaÔÂÁÁ
гæ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 461.9
- É¢½ð: 9
- ºì»¨: 2
- Ìû×Ó: 52
- ÔÚÏß: 22.7Сʱ
- ³æºÅ: 3409137
- ×¢²á: 2014-09-11
- רҵ: µç»¯Ñ§·ÖÎö
4Â¥2015-01-05 18:33:10
CynthiaÔÂÁÁ
гæ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 461.9
- É¢½ð: 9
- ºì»¨: 2
- Ìû×Ó: 52
- ÔÚÏß: 22.7Сʱ
- ³æºÅ: 3409137
- ×¢²á: 2014-09-11
- רҵ: µç»¯Ñ§·ÖÎö
5Â¥2015-01-05 18:37:30
×·ÃÎÖ®ÈË
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 16 (СѧÉú)
- ½ð±Ò: 502.9
- ºì»¨: 2
- Ìû×Ó: 74
- ÔÚÏß: 33.5Сʱ
- ³æºÅ: 2151797
- ×¢²á: 2012-11-27
- ÐÔ±ð: GG
- רҵ: »¯Ñ§»·¾³ÎÛȾÓ뽡¿µ

6Â¥2015-01-05 20:16:37
dolly8242
ľ³æ (ÖøÃûдÊÖ)
- ACI: 1
- Ó¦Öú: 222 (´óѧÉú)
- ½ð±Ò: 3467
- É¢½ð: 10
- ºì»¨: 22
- Ìû×Ó: 1951
- ÔÚÏß: 124.4Сʱ
- ³æºÅ: 1171156
- ×¢²á: 2010-12-16
- ÐÔ±ð: MM
- רҵ: ºÏ³ÉÒ©Îﻯѧ

7Â¥2015-01-06 09:39:18













»Ø¸´´ËÂ¥