±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 816  |  »Ø¸´: 4

qhd511

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

[ÇóÖú] Ò»¶Î×Ô¼º·­ÒëµÄ»¯Ñ§ÊµÑé²Ù×÷£¬ÇëÓ¢ÓïµØµÀµÄר¼ÒÈóÉ«£¬Ð»Ð»£¡

×Ô¼º·­ÒëµÄ£¬Ë®Æ½±È½Ï²î£¬ÓÐÖÐÎĶÔÕÕ£¬Çë°ïÎÒÈóÉ«£¬Ð»¾øµçÄÔ·­Ò룡

10 mL C was added. Mix to keep C in contact with the sample fully. Then put it into the instrument (The 50 mL colorimetric tube might be placed in a 1000 mL breaker whose liquid level was higher than it in order to avoid fallen down). All the extraction times were 30 min. During the 15th min, the colorimetric tube was taken out and shaken upside down in order to make the sample in the bottom of the tube sufficient contact with C. The sample in the colorimetric tube was filtered into another 50 mL colorimetric tube through mid-speed qualitative filter paper which was immersed in C beforehand (a small amount of N was previously covered on the filter paper). The final solution volume was kept at 50mL with C. After 15 min, adding 5g of m to absorb o in the samples, shaking up and standing before the solution became clarification. The supernatant was used for the determination of o.

¼ÓÈë10mL C£¬¸Ç½ôÈû×Ó£¬µßµ¹Ò¡»ÎʹÑùÆ·ÓëC³ä·Ö½Ó´¥£¬·ÅÈëÒÇÆ÷ÖУ¨×¢£ºÎª±ÜÃâ±ÈÉ«¹Üµ¹µ½ÒÇÆ÷Ë®²ÛÖУ¬¿É½«±ÈÉ«¹ÜÏÈ·ÅÈë×°ÓÐÊÊÁ¿Ë®µÄ1000mLÉÕ±­ÖУ¬Ê¹ÉÕ±­ÄÚË®µÄÒºÃæ¸ßÓÚ±ÈÉ«¹ÜÖÐCµÄÒºÃæ£©£¬×ܹ²ÝÍÈ¡30min¡£ÔÚµÚ15minʱȡ³ö±ÈÉ«¹Ü£¬µßµ¹Ò¡»Î£¬Ê¹³ÁÈë¹Üµ×ÑùÆ·ÓëC³ä·Ö½Ó´¥¡£ÝÍÈ¡Íê³ÉºóÈ¡³ö±ÈÉ«¹Ü£¬³ä·ÖÒ¡ÔȺó½«ÑùÆ·Óþ­¹ýC½þÅݵÄÖÐËÙ¶¨ÐÔÂËÖ½£¨ÊÂÏȼÓÉÙÁ¿NÔÚÂËÖ½ÉÏ£©¹ýÂËÖÁ50mL±ÈÉ«¹ÜÖУ¬ÓÃ5mL CСÐÄÏ´µÓ±ÈÉ«¹Ü£¬½«Ï´µÓÒº×ªÒÆÖÁ²£Á§Â©¶·ÖУ¬¹ýÂËÍê±ÏÓÃ5mL CÏ´µÓ©¶·¡£È»ºóÓÃC¶¨ÈÝÖÁ¿Ì¶È£¬Ò¡ÔÈ¡£
·ÅÖÃ15minºó,Óé¶·¼ÓÈë5g m£¬Ò¡ÔȺó¾²ÖÃÖÁÈÜÒº³ÎÇ壬ÓÃÉÏÇåÒº²â¶¨o¡£

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

¾«Æ··­Ò뼯½õ

» ²ÂÄãϲ»¶

ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
sltmac: ±à¼­ÄÚÈÝ 2012-06-10 10:04
~~

[ Last edited by sltmac on 2012-6-10 at 10:04 ]
2Â¥2012-06-09 21:39:07
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qhd511

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by knifebt at 2012-06-09 21:39:07

Çë²»Òª·¢Î޹ػظ´µÄÄÚÈÝ£¬Ð»Ð»£¡
3Â¥2012-06-09 22:14:27
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qhd511

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

Çë8814402ר¼Ò°ïÎÒÈóÉ«£¬Ð»Ð»£¡
4Â¥2012-06-12 09:11:20
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

8814402

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

²»ºÃÒâ˼£¬Çë²Î¿¼ÀàËÆµÄÎÄÕ·Âд°É¡£ÎÒ²»ÊǺÜÇå³þÄãµÄ²Ù×÷¹ý³Ì£¬ÄãµÄÖÐÎĺÍÓ¢ÎĶÔÊÂʵµÄÃèÊö¶¼²»ÊǺÜÃ÷°×
5Â¥2012-06-13 07:51:12
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ qhd511 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085600£¬²ÄÁÏÓ뻯¹¤321·Ö£¬Çóµ÷¼Á +8 ´ó²öС×Ó 2026-03-27 8/400 2026-03-27 12:41 by ¹û¹ûÂèßä
[¿¼ÑÐ] 322Çóµ÷¼Á +3 ÎÒÕæµÄºÜÏëѧϰ 2026-03-23 3/150 2026-03-27 12:05 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ²ÄÁÏ292µ÷¼Á +11 éÙËÌ˼ÃÀÈË 2026-03-23 11/550 2026-03-27 11:25 by wangjy2002
[¿¼ÑÐ] ¿¼Ñе÷¼Á +9 СÀ¯ÐÂ±Ê 2026-03-26 9/450 2026-03-27 11:10 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] Ò»Ö¾Ô¸211ԺУ 344·Ö ¶«±±Å©Òµ´óѧÉúÎïѧѧ˶£¬Çóµ÷¼Á +5 ؼ·çѩҹ¹éÈËØ¼ 2026-03-26 6/300 2026-03-27 10:15 by barness
[¿¼ÑÐ] 340Çóµ÷¼Á +3 jhx777 2026-03-27 3/150 2026-03-27 08:56 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 324Çóµ÷¼Á +4 wysyjs25 2026-03-21 4/200 2026-03-26 20:38 by fmesaito
[¿¼ÑÐ] ²ÄÁϵ÷¼Á 5+4 ÏëÒªÒ»ºøÌÒ»¨Ë® 2026-03-25 10/500 2026-03-26 19:56 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤304ÇóBÇøµ÷¼Á +3 Çñgl 2026-03-26 6/300 2026-03-26 18:03 by Çñgl
[¿¼ÑÐ] ²ÄÁÏ¿¼ÑÐÇóµ÷¼Á +3 Dendel 2026-03-23 6/300 2026-03-26 17:51 by fmesaito
[¿¼ÑÐ] ѰÕÒµ÷¼Á +5 ¾óǿâ? 2026-03-21 8/400 2026-03-26 13:25 by 0906ljy
[¿¼ÑÐ] 291 Çóµ÷¼Á +7 »¯¹¤2026½ì±ÏÒµÉ 2026-03-21 8/400 2026-03-26 11:25 by AlenQIN.
[¿¼ÑÐ] 309Çóµ÷¼Á +4 gajsj 2026-03-25 5/250 2026-03-26 00:27 by Dyhoer
[¿¼ÑÐ] ¿¼Ñе÷¼Á +6 À´ºÃÔËÀ´À´À´ 2026-03-21 7/350 2026-03-25 22:43 by 418490947
[¿¼ÑÐ] 296Çóµ÷¼Á +4 Íô£¡£¿£¡ 2026-03-25 7/350 2026-03-25 16:41 by Íô£¡£¿£¡
[¿¼ÑÐ] 086003ʳƷ¹¤³ÌÇóµ÷¼Á +6 íµíµ111 2026-03-24 6/300 2026-03-25 10:29 by 3Strings
[»ù½ðÉêÇë] Çë½ÌÏ´ó¼Ò 2026Äê¹ú¼Ò»ù½ðÉêÇëÊÇ˫äÉóÂ𣿠+3 lishucheng1 2026-03-22 5/250 2026-03-24 08:22 by gltch
[¿¼ÑÐ] 341Çóµ÷¼Á(Ò»Ö¾Ô¸ºþÄÏ´óѧ070300) +5 ·¬ÇÑÍ·--- 2026-03-22 6/300 2026-03-23 23:45 by Txy@872106
[¿¼ÑÐ] 285Çóµ÷¼Á +6 ytter 2026-03-22 6/300 2026-03-22 12:09 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] Çóµ÷¼Á +3 13341 2026-03-20 3/150 2026-03-21 18:28 by ѧԱ8dgXkO
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û