±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 433  |  »Ø¸´: 4
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ienjoysun

Òø³æ (ÖøÃûдÊÖ)

[½»Á÷] ÓÐÆçÒåÂð?ÈçºÎ·­Òë²ÅÊÇÕæµÄ¶Ô?

Phosphate buffer solution-Dissolve 6.8g of monobasic potassium phosphate in 250ml of water.Add 190ml of 0.2N sodium hydroxide in 400ml of water,adjust with 0.2N sodium hydroxide to a pH of 7.5+-0.1,dilute with water to 1000ml,and mix.Çë´ó¼Ò·­ÒëÒ»ÏÂ.
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

·çÖ®»ó

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

¿ÆÑб¦¿âÇø

¡ï
karl2100(½ð±Ò+1,VIP+0):лл£¡
Õâ¾äÓÐÆçÒå

Phosphate buffer solution-Dissolve 6.8g of monobasic potassium phosphate in 250ml of water.Add 190ml of 0.2N sodium hydroxide in 400ml of water,adjust with 0.2N sodium hydroxide to a pH of 7.5+-0.1,dilute with water to 1000ml,and mix

¸Ð¾õÓ¦¸ÃÊÇÈ¡190mlµÄÇâÑõ»¯ÄÆÈÜÒº£¨¶øÇâÑõ»¯ÄÆÈÜÒºÊÇ0.2NµÄÇâÑõ»¯ÄƼÓÈë400mlË®ÅäµÃµÄ£¡£©

ÇëÆäËûÈË¿´Ï£¡
°®ÇéҪʼÖÕÈçÒ»£¬¿ÉÊÇÓÄ»áµÄµØµãÒª²»¶Ï±ä»»£¡
3Â¥2008-10-22 19:15:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 5 ¸ö»Ø´ð

huobao_zhang

½ð³æ (СÓÐÃûÆø)

¡ï
karl2100(½ð±Ò+1,VIP+0):ллÄúµÄ»Ø¸´£¡
ÕâÊÇÔ­ÎÄô£¬»¹ÊÇÄã×Ô¼ºÐ´µÄ£¿
ÎÒÊÇÕâôÏëµÄ£¬½ö¹©²Î¿¼£ºÈ¡Á×Ëá¶þÇâ¼Ø6.8g£¬¼ÓË®250mlʹÈܽ⣬ȡ190ml£¬¼Ó0.2NµÄÇâÑõ»¯ÄÆÈÜÒº400ml£¬ÔÙÓÃ0.2NÇâÑõ»¯ÄÆÈÜÒºµ÷½ÚphÖÁ7.5¡À0.1£¬ÔÙ¼ÓˮϡÊÍÖÁ1000ml£¬»ìÔÈ¡£
2Â¥2008-10-22 17:03:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ienjoysun

Òø³æ (ÖøÃûдÊÖ)

ÕâÊÇUSPÉϵÄÔ­ÎÄ.
ÎÒµÄÀí½âÊǼÓ190ML0.2NµÄÇâÑõ»¯ÄÆÈÜÒºÈë400MLË®ÖÐ.
4Â¥2008-11-21 08:06:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 330·ÖÇóµ÷¼Á +13 qzenlc 2026-03-29 13/650 2026-04-02 16:45 by SZW_UJN
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +6 ÀÁÑòÑòÇáÖÃÓñÍÎ 2026-04-02 6/300 2026-04-02 14:47 by 5896
[¿¼ÑÐ] »¯Ñ§308·Öµ÷¼Á +14 ÄãºÃÃ÷ÌìÄãºÃ 2026-03-30 15/750 2026-04-02 13:39 by ÎûÎûЦ22
[¿¼ÑÐ] 290Çóµ÷¼Á +3 1314Åõ»¨ 2026-04-02 3/150 2026-04-02 13:34 by Ecowxq666£¡
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á Ò»Ö¾Ô¸¹þ¹¤´ó×Ü·Ö298·Ö£¬Ç°Èý¿Æ223·Ö +12 dongfang59 2026-03-27 12/600 2026-04-02 12:26 by ms629
[¿¼ÑÐ] 0856³õÊÔ324·ÖÇóµ÷¼Á +6 ÏëÉÏѧÇóµ÷ 2026-04-01 6/300 2026-04-02 11:42 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 348Çóµ÷¼Á +6 СÀÁ³æ²»ÀÁÁË 2026-03-27 7/350 2026-04-02 11:18 by sanrepian
[¿¼ÑÐ] 0710ÉúÎïѧ£¬325Çóµ÷¼Á +3 mkkkkkl 2026-04-01 3/150 2026-04-02 09:48 by Jaylen.
[¿¼ÑÐ] 304Çóµ÷¼Á +12 ËØÄê¼ÀÓï 2026-03-31 15/750 2026-04-01 22:41 by peike
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤£¨0856£©304ÇóBÇøµ÷¼Á +8 Çñgl 2026-03-30 16/800 2026-04-01 17:58 by Çñgl
[¿¼ÑÐ] 362Çóµ÷¼Á +13 Î÷ÄϽ»²ÄÁÏר˶3 2026-03-31 13/650 2026-04-01 17:38 by JYD2011
[¿¼ÑÐ] ±¾2Ò»Ö¾Ô¸C9-333·Ö£¬²ÄÁÏ¿ÆÑ§Ó빤³Ì£¬Çóµ÷¼Á +9 ÉýÉý²»½µ 2026-03-31 9/450 2026-03-31 18:01 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 318Çóµ÷¼Á +10 ³Â³¿79 2026-03-30 10/500 2026-03-31 17:37 by 544594351
[¿¼ÑÐ] 343Çóµ÷¼Á +8 °®î¿°í 2026-03-28 8/400 2026-03-31 16:12 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 085404 22408 315·Ö +5 zhuangyan123 2026-03-31 6/300 2026-03-31 13:48 by limeifeng
[¿¼ÑÐ] 0703»¯Ñ§ +20 ÄÝÄÝninicgb 2026-03-27 20/1000 2026-03-31 13:33 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] µ÷¼Á +4 GK72 2026-03-30 4/200 2026-03-30 20:32 by dick_runner
[¿¼ÑÐ] 071010 323 ·ÖÇóµ÷¼Á +3 Baekzhy 2026-03-27 3/150 2026-03-30 14:24 by andresqi
[¿¼ÑÐ] »·¾³¿ÆÑ§Ó빤³Ì334·ÖÇóµ÷¼Á +6 ÍõÒ»Ò»ÒÀÒÀ 2026-03-30 8/400 2026-03-30 11:52 by yjolah
[¿¼ÑÐ] 292Çóµ÷¼Á +4 ÇóÇóÁËÊÕÏÂÎÒ°É£ 2026-03-26 4/200 2026-03-27 10:37 by zhshch
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û