24小时热门版块排行榜    

查看: 516  |  回复: 8
当前主题已经存档。
【悬赏金币】回答本帖问题,作者fujunwei将赠送您 2 个金币
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

fujunwei

金虫 (小有名气)

已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

ienjoysun

银虫 (著名写手)

Conditions:
Column: EP-100-10-1.5-C18-NPS-1
Gradient: 50% ACN to 75% ACN over 2 minutes, 2 mM Tris
Pressure: 3000 psi;
HV: 30 kV
Flow rate:0.3 ml/min;
UV: 254 nm
Sample: 16 polycyclic aromatic hydrocarbons
(1) naphthalene, (2) acenaphthylene, (3)acenaphthene, (4) fluorene, (5) phenanthrene, (6) anthracene, (7)fluoranthene, (8) pyrene, (9) benz[a]anthracene, (10) chtysene, (1 1)
benzofluoranthene, (1 2) benzo[qfluoranthene, (1 3) benzo[a]pyrene,(14) dibenz[a,h]anthracene, (15) benzo[gh/]petylene, and (16) indeno-[1,2,3-cd]pyrene.
6楼2008-01-24 09:36:10
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 9 个回答

jiafanc

木虫 (小有名气)

一般有两个吸收带

一般有两个吸收带:200-230;245-300
2楼2008-01-23 19:43:56
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

fujunwei

金虫 (小有名气)

我要说的是萘的在四氢呋喃中的紫外吸收
3楼2008-01-23 19:51:24
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

ienjoysun

银虫 (著名写手)

标题】 pH校正最小二乘紫外分光光度法同时测定喹啉异喹啉和萘
【作者】 姜效军,李井会
【关键词】 校正最小二乘法,紫外光度法,喹啉,异喹啉,萘
【机构】 鞍山钢铁学院化工系
【英文篇名】 SIMULTANEOUS DETERMINATION OF QUINOLINE ISO-QUINOLINE AND NAPHTHALENE BY UV SPECTROPHOTOMETRY AND pH CORRECTED LEAST SQUARES  
【中文刊名】 环境工程
【年】 1995
【期】 05
4楼2008-01-24 09:17:30
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
不应助 确定回帖应助 (注意:应助才可能被奖励,但不允许灌水,必须填写15个字符以上)
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +3 BMTdnp4OJO9f 2026-11-06 4/200 2026-11-07 19:36 by Xc2FxHsHkBNc
[硕博家园] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 BMTdnp4OJO9f 2026-11-06 4/200 2026-11-07 19:03 by Xc2FxHsHkBNc
[论文投稿] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +4 2rKfVQg2jQww 2026-11-06 5/250 2026-11-07 17:34 by Xc2FxHsHkBNc
[硕博家园] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 2rKfVQg2jQww 2026-11-06 5/250 2026-11-07 17:23 by Xc2FxHsHkBNc
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 5sJFDKp2kwuI 2026-11-06 5/250 2026-11-07 17:01 by Xc2FxHsHkBNc
[硕博家园] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +3 5sJFDKp2kwuI 2026-11-06 4/200 2026-11-07 16:28 by Xc2FxHsHkBNc
[公派出国] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 5sJFDKp2kwuI 2026-11-06 5/250 2026-11-07 16:17 by Xc2FxHsHkBNc
[考博] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +3 5sJFDKp2kwuI 2026-11-06 5/250 2026-11-07 16:06 by Xc2FxHsHkBNc
[考博] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +10 ncTVBM6AOJHF 2026-11-04 22/1100 2026-11-06 17:18 by 5sJFDKp2kwuI
[考研] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 ELBZ6WwEaRj6 2026-11-05 7/350 2026-11-06 16:43 by 5sJFDKp2kwuI
[公派出国] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +6 ELBZ6WwEaRj6 2026-11-04 11/550 2026-11-06 16:32 by 5sJFDKp2kwuI
[硕博家园] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +4 ttH3f1oA6ace 2026-11-04 11/550 2026-11-06 16:10 by 5sJFDKp2kwuI
[考博] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +7 ncTVBM6AOJHF 2026-11-04 17/850 2026-11-06 13:47 by BkA9Bi5cMhkD
[硕博家园] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +6 ncTVBM6AOJHF 2026-11-04 11/550 2026-11-06 13:47 by BkA9Bi5cMhkD
[公派出国] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +8 ncTVBM6AOJHF 2026-11-04 12/600 2026-11-06 13:47 by BkA9Bi5cMhkD
[硕博家园] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +8 ncTVBM6AOJHF 2026-11-04 14/700 2026-11-06 13:36 by BkA9Bi5cMhkD
[考研] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +8 ncTVBM6AOJHF 2026-11-04 18/900 2026-11-06 13:36 by BkA9Bi5cMhkD
[硕博家园] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +3 ELBZ6WwEaRj6 2026-11-05 5/250 2026-11-06 09:01 by 2lRNluKrJpwL
[硕博家园] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 ELBZ6WwEaRj6 2026-11-04 12/600 2026-11-06 05:32 by qL1cU46YIdK0
[考博] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +4 kvewwGtKktqB 2026-11-04 11/550 2026-11-06 05:10 by qL1cU46YIdK0
信息提示
请填处理意见