Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 184  |  »Ø¸´: 1
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßzhl198320½«ÔùËÍÄú 5 ¸ö½ð±Ò

zhl198320

ľ³æ (СÓÐÃûÆø)

[ÇóÖú] ·­ÒëÒ»ÕªÒª

¶Ô¸÷ÖÖÀàÐ͵ľ۰±õ¥ËܽºÅܵÀ½øÐÐHNO3-HClO4Ïû»¯Ìåϵʪ·¨´¦Àí£¬ÀûÓûðÑæÔ­×ÓÎüÊÕ·Ö¹â¹â¶È·¨²â¶¨ÆäÖÐÖØ½ðÊôµÄº¬Á¿¡£½á¹û±íÃ÷£ºËܽºÅܵÀÖÐÖØ½ðÊôǦ¡¢Ð¿¡¢¸õ¡¢ïÓº¬Á¿ºÜ¸ß¡£·½·¨µÄ¼Ó±ê»ØÊÕÂÊ·Ö±ðΪ99.37%¡¢99.52%¡¢92.97£¥¡¢92.39£¥¡£RSDÖµ·Ö±ðΪ6.497%¡¢ 4.186%¡¢7.910£¥¡¢12.65£¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

snipher950

ľ³æ (ÕýʽдÊÖ)

Different types of polyurethane synthetic rubber sports track materials were digested with HNO3-HClO4. The flame atomic absorption spectrophotometry was used to test the heavy metal contents. The results showed that the content of lead, zinc, chromium and cadmium were very high. The rates of standard recovery of lead, zinc, chromium and cadmium were 99.37%, 99.52%, 92.97%, and 92.39% respectively. RSD values were 6.497%, 4.186%, 7.910£¥and 12.65£¥respectively.
2Â¥2008-07-02 22:31:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ zhl198320 µÄÖ÷Ìâ¸üÐÂ
²»Ó¦Öú È·¶¨»ØÌûÓ¦Öú (×¢Ò⣺ӦÖú²Å¿ÉÄܱ»½±Àø£¬µ«²»ÔÊÐí¹àË®£¬±ØÐëÌîд15¸ö×Ö·ûÒÔÉÏ)
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 388Çóµ÷¼Á +5 ËÄ´¨ÍõÌÎ 2026-04-07 7/350 2026-04-07 19:01 by dongzh2009
[¿¼ÑÐ] 085602»¯Ñ§¹¤³Ì268·Ö¶×µ÷¼Á +13 ÔÂÕÕ»¨ÁÖ¡£ 2026-04-01 13/650 2026-04-07 17:23 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ¿¼Ñе÷¼Á +5 ±ù±ù£¬£¬£¬ 2026-04-07 5/250 2026-04-07 16:49 by à£à£à£0119
[¿¼ÑÐ] 284Çóµ÷¼Á +12 èó@@ 2026-04-06 12/600 2026-04-07 16:21 by ¿É¿Ú¿ÉÀÖ²»¼Ó±ùØ
[¿¼ÑÐ] 081700£¬311£¬Çóµ÷¼Á +17 ¶¬Ê®Èý 2026-04-04 18/900 2026-04-07 12:50 by Sammy2
[¿¼ÑÐ] ÉúÎïѧѧ˶Çóµ÷¼Á£º351·ÖÒ»Ö¾Ô¸ÄϾ©Ê¦·¶´óѧÉúÎïѧרҵ +6 ¡­¡«¡¢Íõ¡­¡« 2026-04-06 7/350 2026-04-06 18:54 by macy2011
[¿¼ÑÐ] Çóµ÷¼Á +10 chenxrlkx 2026-04-05 10/500 2026-04-06 11:31 by Öí»á·É
[¿¼ÑÐ] ¿¼Ñе÷¼Á +5 ÃÀÀöµÄyouth_ 2026-04-04 6/300 2026-04-06 06:57 by houyaoxu
[¿¼ÑÐ] 282Çóµ÷¼Á +7 aaa³µÁ¾ 2026-04-02 11/550 2026-04-05 17:24 by yulian1987
[¿¼ÑÐ] ±¾¿Æ211 ·ÖÊý293ÇëÇóµ÷¼Á +4 Á«²Ë¾ÍÊÇź°É 2026-04-01 4/200 2026-04-04 22:32 by hemengdong
[¿¼ÑÐ] 085400µç×ÓÐÅÏ¢319Çóµ÷¼Á£¨½ÓÊÜ¿çרҵµ÷¼Á£© +5 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-03 6/300 2026-04-04 21:50 by hemengdong
[¿¼ÑÐ] 301Çóµ÷¼Á +18 ÂæÍÕÄÐÈË 2026-04-02 18/900 2026-04-04 20:33 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 085602 ÕÒµ÷¼Á +4 ÄæÊ±Õë¿ìÀÖ 2026-04-02 4/200 2026-04-04 19:32 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 265Çóµ÷¼Á +20 ÁºÁºÐ£Ð£ 2026-04-01 21/1050 2026-04-04 00:38 by userper
[¿¼ÑÐ] 311Çóµ÷¼Á +11 Ó¸ҵÄСÎâ 2026-04-02 11/550 2026-04-03 21:46 by qlm5820
[¿¼ÑÐ] ÊÞÒ½µ÷¼Á +3 wh119216 2026-04-02 3/150 2026-04-03 19:34 by zrongyan
[¿¼ÑÐ] Çóµ÷¼Á +4 15064154688 2026-04-03 5/250 2026-04-03 15:07 by zrongyan
[¿¼ÑÐ] ÍÁľ304Çóµ÷¼Á +4 ÍÃͻͻͻ£¬ 2026-04-02 5/250 2026-04-02 21:16 by ÍÃͻͻͻ£¬
[¿¼ÑÐ] Ò»Ö¾Ô¸9³õÊÔ366 ±¾Ë«·ÇÇóµ÷¼Á +4 ÔËÆøÀ´µÃÈôÓÐËÆÎ 2026-04-02 4/200 2026-04-02 09:56 by guanxin1001
[¿¼ÑÐ] 265Çóµ÷¼Á +11 yelck 2026-04-01 12/600 2026-04-01 19:12 by 549790059
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û