Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 212  |  »Ø¸´: 4
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

qingfanqie

½ð³æ (СÓÐÃûÆø)

[½»Á÷] ÇóÖú£ºÁ´Ã¹Ëزⶨ²»³ö·å

ÇóÖú£ºC8  4.6*250  5um   0.01mol/L ¸ý»ÇËáÄÆ+ ACN£¨77+23£© ÖùºóÑÜÉúÑÜÉúÊÔ¼Á 0.2mol/L NaOH£¬ 0.6m mol/L 1£¬2-ÝÁõ«-4-»ÇËáÄÆ  ±ê×¼1ppm  100ppb£¬ÎÞÂÛÊǵȶȻ¹ÊÇÌݶȶ¼²»³ö·å£¬¸Õ¿ªÊ¼½Ó´¥ÒºÏ࣬²»ÖªµÀÓÐʲô×öµÄ²»¶ÔºÍûעÒâµ½µÄµØ·½   ¼±Ðè°ïÖú£¬Ð»Ð»£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

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

maxuedong

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

Сľ³æÖÕÉí¹ËÎÊ

ʲôÁ´Ã¹ËØ?²â¶¨±ê×¼³ö´¦?
ƽƽµ­µ­²ÅÊÇÕæ
2Â¥2009-01-04 15:23:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qingfanqie

½ð³æ (СÓÐÃûÆø)

ÒÀ¾ÝGB/T 21164-2007
²â¶¨ streptomycin  C21H39N7O12
3Â¥2009-01-04 15:27:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

maxuedong

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

Сľ³æÖÕÉí¹ËÎÊ

±ê×¼ÈÜÒºÓ¦³ö·å,¸Ã·½·¨Ö÷·å³ö·åʱ¼ä³¤.
ƽƽµ­µ­²ÅÊÇÕæ
4Â¥2009-01-04 15:42:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qingfanqie

½ð³æ (СÓÐÃûÆø)

µÈÁËËÄÊ®¶à·ÖÖÓ¶¼Ã»³ö·å£¬ºóÀ´¸Ä³ÉÁËÌݶȣ¬»¹ÊÇû³ö·å¡£½ñÌ쿼ÂÇÊDz»ÊÇÑÜÉúÊÔ¼Á¼ÓÈë˳ÐòÓÐÓ°Ï죬ÏȼÓÈëNaOH£¬Ã÷ÌìÊÔÊÔ»»Ò»Ï£¬µ«ÎҼǵÃÓиöÐбí°Ñ1£¬2-ÝÁõ«-4-»ÇËáÄÆÅäÔÚÁ÷¶¯Ï࣬¾õµÃÓ¦¸Ã²»»áÒòΪ˳ÐòµÄÎÊÌâ²»³ö·å£¬Ã÷ÌìÊÔÊÔÔÙ˵£¬Ð»Ð»
5Â¥2009-01-04 21:30:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ qingfanqie µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085404£¬285·ÖÇóµ÷¼Á +4 Þ±Þ±¿¼ÑÐ 2026-04-07 4/200 2026-04-08 14:32 by zhq0425
[¿¼ÑÐ] ²ÄÁÏר˶ µ÷¼Á +17 CXN123456 2026-04-03 17/850 2026-04-08 11:10 by lijunpoly
[¿¼ÑÐ] Çó¿¼ÑвÄÁϵ÷¼Á +3 ²Ä»¯Àî¿É 2026-04-07 3/150 2026-04-08 00:21 by JourneyLucky
[¿¼ÑÐ] 312Çóµ÷¼Á +18 gtw1 2026-04-06 20/1000 2026-04-07 18:16 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 304Çóµ÷¼Á +4 luoye0105 2026-04-05 4/200 2026-04-06 21:05 by ľ×Ó¾ý1218
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +13 ŬÁ¦·Ü¶·112 2026-04-04 13/650 2026-04-06 07:13 by jj987
[¿¼ÑÐ] ¹¤¿Æ08-»úеר˶-Çóµ÷¼Á +3 À×Å··ÉÌß 2026-04-02 3/150 2026-04-05 18:49 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ¹¤¿Æ08ר˶»úе275Çóµ÷¼Á +3 AaAa7420 2026-04-02 3/150 2026-04-05 13:26 by jp9609
[¿¼ÑÐ] 298Çóµ÷¼Á +7 manman511 2026-04-05 7/350 2026-04-05 10:29 by ÌÆãå¶ù
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 mcbbc 2026-04-04 3/150 2026-04-05 10:03 by barlinike
[¿¼ÑÐ] µ÷¼ÁÇóÖú +10 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-02 13/650 2026-04-05 09:41 by sam3303
[¿¼ÑÐ] 0854Çóµ÷¼Á +4 assdll 2026-04-03 4/200 2026-04-04 22:17 by hemengdong
[¿¼ÑÐ] 341Çóµ÷¼Á +3 Âå¶àÂÞ 2026-04-02 4/200 2026-04-04 21:36 by ÖÇÄÜÖÇ»Û
[¿¼ÑÐ] 266Çóµ÷¼Á +8 ѧԱ97LZgn 2026-04-03 8/400 2026-04-04 09:02 by 20021109
[¿¼ÑÐ] 283·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +29 ÂÞKAKA 2026-04-02 29/1450 2026-04-03 23:56 by userper
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +3 ľÐÄÏë¼ÌÐøÉîÔì 2026-04-03 3/150 2026-04-03 21:56 by à£à£à£0119
[¿¼ÑÐ] ÊÞÒ½µ÷¼Á +3 wh119216 2026-04-02 3/150 2026-04-03 19:34 by zrongyan
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +7 ÏàÐűػá¹ââÍòÕ 2026-04-02 7/350 2026-04-03 16:48 by rzh123456
[¿¼ÑÐ] 302Çóµ÷¼Á +9 zyxÉϰ¶£¡ 2026-04-02 9/450 2026-04-02 23:07 by Âí¶ù¿ì¿ìµØÅÜ
[¿¼ÑÐ] 266Çóµ÷¼Á +4 ѧԱ97LZgn 2026-04-02 4/200 2026-04-02 09:52 by yulian1987
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û