²é¿´: 13063  |  »Ø¸´: 11
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

dongfangzz

Òø³æ (СÓÐÃûÆø)

[½»Á÷] ¡¾ÇóÖú/½»Á÷¡¿EDTAÍѸÆÒºµÄÅäÖÆ·½·¨ ÒÑÓÐ8È˲ÎÓë

×ö¹Ç×éÖ¯ÍѸÆÊ±´ó¼ÒÓõÄEDTAÊǶàÉÙŨ¶ÈµÄѽ£¿ÎÄÏ×ÖÐŨ¶È²»Ò»¡£
EDTAÒºµÄ¾ßÌåÅäÖÆ·½·¨ÓÖÊÇʲôѽ?
лл£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

susuһЦÁËÖ®

гæ (СÓÐÃûÆø)

¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
6Â¥: Originally posted by sxlzhaonan at 2015-06-03 11:23:02
ÄãÕâ¸öµÚÁùÌõÊÇʲôÒâ˼£¿ÎÒÏÖÔÚÒ²ÔÚÓÃÕâ¸öÍѸƣ¬ÈܽⲻÁË£¬ÍûÖ¸½Ì...

×îºóÔõôÈܽâµÄѽ£¬ÎÒÒ²ÈܽⲻÁË
8Â¥2017-05-27 10:36:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 12 ¸ö»Ø´ð

lchp1

½ð³æ (³õÈëÎÄ̳)

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
reasonspare(½ð±Ò+1):лл·ÖÏí¡£ÓÐûÓÐpHµÄÒªÇó? 2010-06-29 04:35:51
Ò»°ã¾ÍÊÇ10%µ½20%£¬¿´Çé¿ö¶¨°É¡£¼ÓË®ºó£¬ÔٵμÓNaOH£¬·ÅÒ»¸öÍíÉϲ¶à¾ÍÈܽâÁË¡£
3Â¥2010-06-29 00:18:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

kikie

ľ³æ (ÕýʽдÊÖ)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ÎÒÓõÄÊÇ10£¥£¬ºÜ¶àÎÄÏ×Ò²ÊÇÓÃÕâ¸öŨ¶È£¬µ«ÊÇÅäÖÆ·½·¨²»Í¬ÒâÂ¥ÉÏ£¬ÓÃË®£¬NaOH£¬Èܽâºó¼ÓEDTA£¬ÕâÑùÒ»»á¶ù¾ÍÈܽâÅäÖÆÍê³ÉÁË¡£
ÒÔϹ©²Î¿¼£º
10%µÄEDTAÅä·¨:
1 ¼ÓÈÈË®Óò¹øÖÁ65¶È
2 900ml ddH2O
3 NaOH 11g(Õâ¸öÁ¿¿ÉÒÔʹÖÕPHµ½7.2-7.3,ʡȥµ÷PH) ¼ÓÈëË®ÖÐ
4 EDTA-2Na 100g (Ũ¶È¿ÉÒÔÌá¸ßÖÁ15-20%),¼ÓÈëË®ÖÐ,ÇмDz»Òª°ÑNaOHºÍEDTA·Û»ìºÏºóÔÙ¼ÓË®,ÕâÑù»á³öÏÖºÖÉ«Îï
5 ÔÚË®Óò¹øÄÚ¼ÓÎÂ,¿ÉÒ¡»Î,15-20min×óÓÒ¿ÉÈ«ÈÜ
6 °´PBSÅä·½,¼ÓNa2HPO4ºÍNaH2PO4,NaCl,¶¨ÈÝÖÁ1000ml
7 µ÷PHÖÁ7.2-7.3,ÊÒλò4¶È±£´æ
ÐÔ³ÕÔòÖ¾Äý£¬¹ÊÊé³ÕÕßÎıع¤£¬ÒÕ³ÕÕß¼¼±ØÁ¼£»ÊÀÖ®ÂäÍØÎÞ³ÉÕߣ¬½Ô×Ôν²»³ÕÕßÒ²
4Â¥2010-06-29 20:54:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
лл·ÖÏí£¡
5Â¥2011-11-25 16:46:10
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©»¯¹¤´óѧ 070300 ѧ˶ 336·Ö Çóµ÷¼Á +4 vvÃÔ 2026-03-22 4/200 2026-03-22 23:29 by king123£¡
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤085600£¬×Ü·Ö304£¬±¾¿ÆÓÐÁ½Æªsci²ÎÓ룬Çóµ÷¼Á +4 ÐÒÔ˵Ľ´½´ 2026-03-22 5/250 2026-03-22 20:15 by edmund7
[¿¼ÑÐ] 293Çóµ÷¼Á +12 zjlµÄºÅ 2026-03-16 17/850 2026-03-22 16:51 by i_cooler
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +5 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 5/250 2026-03-22 16:42 by tcx007
[¿¼ÑÐ] 319Çóµ÷¼Á +4 СÁ¦Æøçæçæ 2026-03-20 4/200 2026-03-22 15:53 by ColorlessPI
[¿¼ÑÐ] 311Çóµ÷¼Á +3 26ÑÐ0 2026-03-20 3/150 2026-03-22 14:46 by ColorlessPI
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖпƼ¼´óѧ071000£¬Çóµ÷¼Á +4 ÑØ°¶Óб´¿Ç6 2026-03-21 4/200 2026-03-22 07:21 by ilovexiaobin
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤306 +4 z1z2z3879 2026-03-21 4/200 2026-03-21 23:44 by ms629
[¿¼ÑÐ] ×ÊÔ´Óë»·¾³ µ÷¼ÁÉêÇë(333·Ö) +5 holy J 2026-03-21 5/250 2026-03-21 22:42 by Catalysis25
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤£¨0856£©304ÇóBÇøµ÷¼Á +3 Çñgl 2026-03-20 7/350 2026-03-21 19:05 by 15709483992
[¿¼ÑÐ] 311Çóµ÷¼Á +3 Ó¸ҵÄСÎâ 2026-03-20 3/150 2026-03-21 17:40 by ColorlessPI
[¿¼ÑÐ] 301Çóµ÷¼Á +10 yyÒªÉϰ¶Ñ½ 2026-03-17 10/500 2026-03-21 03:14 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖйúʯÓÍ´óѧ£¨»ª¶«£© ±¾¿ÆÆë³¹¤Òµ´óѧ +3 ʯÄÜΰ 2026-03-17 3/150 2026-03-21 02:22 by JourneyLucky
[¿¼ÑÐ] ÄϾ©´óѧ»¯Ñ§376Çóµ÷¼Á +3 hisfailed 2026-03-19 6/300 2026-03-20 23:43 by hisfailed
[¿¼ÑÐ] Ò»Ö¾Ô¸Öк£Ñó²ÄÁϹ¤³Ìר˶330·ÖÇóµ÷¼Á +8 С²Ä»¯±¾¿Æ 2026-03-18 8/400 2026-03-20 23:16 by JourneyLucky
[¿¼ÑÐ] ÉúÎïѧµ÷¼ÁÕÐÈË£¡£¡£¡ +3 ɽº£Ììá° 2026-03-17 4/200 2026-03-19 21:34 by ÔõôÊÍ»³
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +4 18889395102 2026-03-18 4/200 2026-03-19 16:13 by 30660438
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +6 Ð÷ÐÒÓë×Ó 2026-03-17 6/300 2026-03-19 13:27 by houyaoxu
[¿¼ÑÐ] ²ÄÁÏר˶306Ó¢Ò»Êý¶þ +10 z1z2z3879 2026-03-16 13/650 2026-03-18 14:20 by 007_lilei
[¿¼²©] 26É격 +4 °Ë6°Ë68 2026-03-16 4/200 2026-03-17 13:00 by ÇáËɲ»ÉÙËæ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û