Znn3bq.jpeg
²é¿´: 1477  |  »Ø¸´: 6
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾Óн±½»Á÷¡¿»ý¼«»Ø¸´±¾Ìû×Ó£¬²ÎÓë½»Á÷£¬¾ÍÓлú»á·ÖµÃ×÷Õß lrh1983120 µÄ 3 ¸ö½ð±Ò

lrh1983120

½ð³æ (СÓÐÃûÆø)

[½»Á÷] ¼ì²âÏ޺Ͷ¨Á¿Ï޵ļÆËã

ÓÐûÓв»ÓÃÖð¼¶Ï¡ÊÍÀ´²â¶¨¼ì²âÏ޺Ͷ¨Á¿Ï޵ķ½·¨£¬ºÃÏñÌý˵¿ÉÒÔÓù«Ê½ºÍбÂʾͿÉÒÔ¼ÆËãµÄ£¿Çë´ó¼Ò°ï°ïæ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

dx109

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

¿´ÄãÊÇʲôÁË£¬Ò»°ãÒÇÆ÷·ÖÎö£¨¹âÆ×ΪÀý£©À´Ëµ¾ÍÊÇÅäÖÃÒ»¸öÎü¹â¶ÈΪ¿Õ°×µÄ2-5±¶µÄÈÜÒº£¬Á¬Ðø²â¶¨11´Î£¬È»ºó¼ÆËã11´Î²â¶¨µÄÏà¶Ô±ê׼ƫ²îºÍƽ¾ùÖµ£¬DL=3s/ƽ¾ùÖµ
2Â¥2009-03-16 15:13:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhangfei7706

ľ³æ (СÓÐÃûÆø)

¿ÉÒÔÓüä½Ó»»Ëã·¢£¬¼´ÏÈͨ¹ý»»ËãµÃµ½ÁéÃô¶È£¬ÔÙʵ¼Ê²âÁ¿ÔëÉù£¬È»ºó°´ÕÕ¹«Ê½ÇóµÃ¼ì²âÏÞ£¡
D=2N/S£¬NΪÔëÉù£¬SΪÁéÃô¶È£¬DΪ¼ì²âÏÞ¡£DµÄµ¥Î»¶ÔŨ¶ÈÃô¸ÐÐͼì²âÆ÷Ϊg/ml,¶ÔÖÊÁ¿Ãô¸ÐÐͼì²âÆ÷Ϊg/s¡£
3Â¥2009-03-16 15:45:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lrh1983120

½ð³æ (СÓÐÃûÆø)

²¹³ä

LOQ = 10 x SD/S

S is slope of linearity test. You can prepare 5 difference concentration standard. SD is 5 injection of blank of Peak Area

LOD= 3.3 x SD/S


SD is 5 injection of blank of Peak AreaÊÇʲôÒâ˼£¬¿Õ°×µÄ·åÃæ»ý?
4Â¥2009-03-16 16:12:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

guoke8011

Òø³æ (СÓÐÃûÆø)

SDÊDZê׼ƫ²î£¬5´Î¿Õ°×ʵÑéµÄ±ê׼ƫ²î
5Â¥2009-03-16 16:27:10
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lrh1983120

½ð³æ (СÓÐÃûÆø)

²¹³ä¼±¼±¼±

LOQ = 10 x SD/S

S is slope of linearity test. You can prepare 5 difference concentration standard. SD is 5 injection of blank of Peak Area

LOD= 3.3 x SD/S

SDÊDZê׼ƫ²î£¬S ÊÇбÂÊ£¬ÄÇ×îºó3.3 x SD/S¼ÆËã³öµÄµ¥Î»ÊÇʲô£¿
6Â¥2009-03-16 17:02:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

pangxm

LOQÊǶ¨Á¿¼ì³öÏÞ£¬LODÊǶ¨ÐÔ¼ì³öÏÞ°É
7Â¥2009-03-17 10:45:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ lrh1983120 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷±±¹¤Òµ´óѧ289 085602 +13 yangæÃ 2026-04-10 13/650 2026-04-10 08:15 by Delta2012
[¿¼ÑÐ] 291 Çóµ÷¼Á +13 »¯¹¤2026½ì±ÏÒµÉ 2026-04-09 13/650 2026-04-10 08:15 by Sammy2
[¿¼ÑÐ] ¹¤¿Æ273µ÷¼Á +5 X1999 2026-04-09 6/300 2026-04-10 07:52 by 1753564080
[¿¼ÑÐ] 293µ÷¼Á +23 yj1221 2026-04-08 24/1200 2026-04-09 23:26 by may_ÐÂÓî
[¿¼ÑÐ] 22408µ÷¼ÁÇóÖú +3 ì±12 2026-04-09 5/250 2026-04-09 23:21 by zhouyuwinner
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ331·Ö²ÄÁÏÇóµ÷¼Á +4 ÌìÏÂww 2026-04-09 4/200 2026-04-09 21:28 by bljnqdcc
[¿¼ÑÐ] 297Çóµ÷¼Á +22 ljy20040718£¡ 2026-04-03 24/1200 2026-04-09 20:48 by yanenwang
[¿¼ÑÐ] Çóµ÷¼Á²ÄÁÏ¿ÆÑ§Ó빤³ÌÒ»Ö¾Ô¸985³õÊÔ365·Ö +5 ²Ä»¯Àî¿É 2026-04-08 5/250 2026-04-09 17:00 by Lilly_Li
[¿¼ÑÐ] 085501»úеר˶ 302·Ö ²»ÌôרҵÇóµ÷¼Á +5 Íôij. 2026-04-09 5/250 2026-04-09 15:38 by ½¯ð©Óí
[¿¼ÑÐ] 349ѧ¿Æ»¯Ñ§045106Çóµ÷¼Á£¬»¯Ñ§Àà¶¼¿ÉÒÔ +8 ±£ºÃ¶®¶® 2026-04-08 8/400 2026-04-09 14:03 by xulei3024
[¿¼ÑÐ] 275 Çóµ÷¼Á +8 Lei812514 2026-04-07 8/400 2026-04-08 12:46 by chemisry
[¿¼ÑÐ] ÉúÎïÓëÒ½Ò©086000µ÷¼ÁÒ»Ö¾Ô¸Î÷±±Å©ÁÖ320·Ö +3 ÃÀÃÀŮʿ 2026-04-03 3/150 2026-04-05 21:55 by ѧԱ8dgXkO
[¿¼ÑÐ] Çóµ÷¼Á +10 Hllºú 2026-04-04 10/500 2026-04-05 20:09 by nepu_uu
[¿¼ÑÐ] ÄÐÉú£¬Ò»Ö¾Ô¸»¦9ÉúÎïѧ071000£¬³õÊÔ308Çóµ÷¼Á +3 Áõīī 2026-04-04 3/150 2026-04-05 08:26 by barlinike
[¿¼ÑÐ] 323Çóµ÷¼Á +8 Àî¼ÑÀÖ1 2026-04-04 8/400 2026-04-04 22:26 by hemengdong
[¿¼ÑÐ] 325Çóµ÷¼Á +4 ´º·ç²»½èÒâ 2026-04-04 4/200 2026-04-04 22:08 by à£à£à£0119
[¿¼ÑÐ] ¿¼Ñе÷¼Á +5 СsunÒªºÃÔË 2026-04-03 5/250 2026-04-03 21:43 by à£à£à£0119
[¿¼ÑÐ] 281Çóµ÷¼Á +10 aaawhy 2026-04-03 10/500 2026-04-03 21:42 by lbsjt
[¿¼ÑÐ] 322Çóµ÷¼Á +4 FZAC123 2026-04-03 4/200 2026-04-03 20:55 by zhq0425
[¿¼ÑÐ] 283Çóµ÷¼Á +3 jiouuu 2026-04-03 4/200 2026-04-03 13:28 by jiouuu
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û