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[热点] 多组分精馏求助 高树桩 2026-02-05 刚刚
[仪器药品] SX-4-10型箱式电阻炉控制箱的使用方法 (5/2407) dingding.26 2011-05-25 2011-05-26 22:51:57 by linqi723
[仪器药品] 大家知道有哪些有机物的的吸收谱是在紫外区的，300~400nm之间 (2/997) tangbo 2011-05-24 2011-05-26 22:06:26 by zc564249685
[仪器药品] [已完结]C6-C8芳烃混合物配飘洒样时必须用色谱纯试剂吗？ (3/678) lishushu 2011-05-10 2011-05-25 09:59:24 by strawberry12
[仪器药品] [已完结]请教Ni盐或者Co盐中有没有疏水的盐，推荐一下，非常感谢 (4/499) 小童2133 2011-05-16 2011-05-23 11:01:53 by 小童2133
[仪器药品] [已完结]溶解 (0/245) linxiaoli 2011-05-20 2011-05-20 08:48:29 by linxiaoli
[仪器药品] [已完结]CTAB水溶性的问题 (1/1344) sacredsoul 2011-05-19 2011-05-19 18:49:52 by jinshuming
[仪器药品] 【求助】鼓泡器的问题 (5/1322) tlbbcq 2011-04-11 2011-05-19 09:49:11 by tangtang_vic
[仪器药品] [已完结]NOx分析仪 (6/1457) wangyj120 2011-05-17 2011-05-18 19:08:42 by wangyj120
[仪器药品] [已完结][关贴]求助 炉体设计 加热保温系统 气流量与压力控制 (评阅-2) (0/368) forestworl 2011-05-17 2011-05-17 09:21:53 by forestworl
[仪器药品] 使用BET时，什么时候用衬管什么时候不用？ (2/416) dshchina 2011-05-16 2011-05-16 20:26:13 by dshchina
[仪器药品] [已完结]N2O液化气使用什么减压阀 (1/387) Jslwen 2011-05-15 2011-05-15 19:29:17 by zyhou
[仪器药品] [已完结][关贴]紫外可见漫反射光谱 (3/1189) jintao5202 2011-05-13 2011-05-15 12:51:35 by yongxa
[仪器药品] 【求助】请问大家做光催化的滤光片是截止到哪个波长的呢？400？390? (5/1338) 294945510 2011-03-10 2011-05-14 23:37:36 by crystalgreat
[仪器药品] 用气相色谱仪分析气体时用多大的注样器？是50uL的么？    ( 1 2 ) (评阅+1) (12/1975) tingtingwa 2011-04-26 2011-05-14 19:56:26 by jinzelvzju
[仪器药品] CTAB 的真假？ (5/1318) jinshuming 2011-05-06 2011-05-13 09:15:08 by 司水良言
[仪器药品] [已完结]HS-(CH2)5-COOH (1/558) sdr枫 2011-05-11 2011-05-12 21:20:15 by sdr枫
[仪器药品] 三苯基膦氯化铑 (1/719) zyg504 2011-05-12 2011-05-12 13:23:51 by tangbohejin
[仪器药品] 硝酸银的分解 (6/1098) mengxiangrui 2011-04-25 2011-05-11 18:27:54 by 天池飞鸟
[仪器药品] [已完结]表面活性剂 (2/638) sdr枫 2011-05-11 2011-05-11 13:52:35 by 司水良言
[仪器药品] 氧化铝柱子的二甲醚出峰位置，MTO体系 (8/1173) tlbbcq 2011-04-28 2011-05-10 16:32:44 by whgwhg669
[仪器药品] 【求助】300W高压汞灯不能正常照射 (6/1340) 494069339 2011-03-05 2011-05-10 12:27:01 by 杨静静
[仪器药品] 【求助】溶剂极性跟极性指数的关系 (2/1343) 花无面 2010-05-31 2011-05-10 11:03:49 by xiaochuan87
[仪器药品] 求问钌铝催化剂厂家 (1/486) wanchao8240 2011-05-09 2011-05-09 17:45:28 by kong我就是我
[仪器药品] [已完结]药品结块 (1/901) xiaojindou 2011-05-09 2011-05-09 17:43:04 by penfee
[仪器药品] 【求助】用拟薄水铝石作铝源时，怎么计算氧化铝的含量？    ( 1 2 ) (19/1600) tingtingwa 2011-02-24 2011-05-08 22:59:28 by lzjupc
[仪器药品] 请教：硅胶和普通得其他硅物种区别 (2/838) stonebreaker 2011-05-08 2011-05-08 20:57:31 by 梦挺美
[仪器药品] [已完结]关于甲醛的滴定 (0/425) xzjtt 2011-05-08 2011-05-08 18:52:32 by xzjtt
[仪器药品] 总有机碳分析仪 (0/433) mncb 2011-05-06 2011-05-06 16:41:47 by mncb
[仪器药品] 【分享】石墨烯    ( 1 2 ) (12/852) dorisgocs 2010-07-10 2011-05-05 22:23:41 by lhy143006
[仪器药品] 柱子报废 (17/1751) lishushu 2011-05-05 2011-05-05 19:59:21 by luner1803
[仪器药品] [已完结]询问ESR和ICP价格 (0/706) shshen 2011-05-05 2011-05-05 14:34:42 by shshen
[仪器药品] [已完结]帮帮忙，谁有P25？谢谢了！ (8/795) 笃志笃行 2011-04-26 2011-05-03 11:13:14 by tracybear
[仪器药品] [已完结]求助色谱柱 (0/574) tlbbcq 2011-04-29 2011-04-29 22:08:21 by tlbbcq
[仪器药品] [已完结]有用过缩二胍盐酸盐的吗，价格和规格怎样，谢谢！: (0/255) zanhn 2011-04-29 2011-04-29 10:40:04 by zanhn
[仪器药品] [已完结]做一次NMR需要多少样品？ (6/1624) 0304340630 2011-04-27 2011-04-28 12:08:00 by 雁过无痕
[仪器药品] [已完结]有谁知道哪里有卖标准金催化剂的 (金币≥1)(2/49) stevenyin 2011-04-28 2011-04-28 11:43:58 by zyhou
[仪器药品] [已完结][关贴]GR是什么单位？ (2/5051) me471084707 2011-04-27 2011-04-27 19:24:10 by yxy056
[仪器药品] [已完结]油酸正庚烷溶液1+199 (1/355) 飘汪洋 2011-04-26 2011-04-27 15:05:04 by 飘汪洋
[仪器药品] 【求助】气相色谱柱前压没有示数 (6/1458) long1hui 2011-04-13 2011-04-26 21:56:22 by 养熊人
[仪器药品] 【求助】20nm-100nm的大孔树脂有哪些？ (4/576) jinshuming 2011-04-10 2011-04-23 17:03:44 by 化雄
[仪器药品] [已完结]毛细管柱两端反接 (2/360) lishushu 2011-04-22 2011-04-23 13:47:45 by xhtangxh
[仪器药品] [已完结]请问硝酸铈铵如何保存以及吸潮对它的影响？ (2/1384) skyeler.20 2011-04-22 2011-04-23 13:47:01 by skyeler.20
[仪器药品] 厂商提供的HMF (3/350) newer_大脸猫 2011-04-22 2011-04-22 13:56:14 by wangchenju
[仪器药品] [已完结]磁性流化床 (0/158) 604gq 2011-04-22 2011-04-22 13:07:22 by 604gq
[仪器药品] [已完结][关贴]关于p123 (3/683) 假装lance 2011-04-22 2011-04-22 12:26:27 by 假装lance
[仪器药品] 三苯基膦氯化铑 (2/492) zyg504 2011-04-21 2011-04-21 21:18:08 by wlcalivin
[仪器药品] 甲酸盐的还原能力 (1/616) fd_wonder 2011-04-21 2011-04-21 18:49:18 by 可可西里
[仪器药品] [已完结]四氨基硝酸钯 (2/336) coffee8801 2011-04-20 2011-04-21 12:27:11 by coffee8801
[仪器药品] [关贴]分光光度计 (0/309) junhuisun 2011-04-20 2011-04-20 15:12:31 by junhuisun
[仪器药品] [已完结]如何除去六水合三氯化铁中的水 (2/884) tommyhan 2011-04-18 2011-04-19 16:11:48 by jingma0
[仪器药品] [已完结]聚乙二醇400的比热容是多少？ (0/2689) flyingdolphin 2011-04-19 2011-04-19 14:21:27 by flyingdolphin
[仪器药品] [已完结]对苯酚沸点 (0/974) Linh_ 2011-04-18 2011-04-18 15:40:28 by Linh_
[仪器药品] [已完结]浓度对外扩散的影响？ (评阅-2) (3/850) hexiaohui 2011-04-18 2011-04-18 14:27:31 by liujianyu2
[仪器药品] 【求助】请问氯金酸乙醇溶液的配制方法 (0/694) 梦想35 2011-04-15 2011-04-15 21:29:03 by 梦想35
[仪器药品] 【求助】大家帮我看看买哪家的产品 (0/246) qianniuhua201 2011-04-15 2011-04-15 19:52:21 by qianniuhua201
[仪器药品] 【求助】稀土氧化物用多大浓度的硝酸溶解比较好？ (6/2829) shuiruomu 2009-12-18 2011-04-15 15:48:30 by 铈锆
[仪器药品] 【求助】中压微量注射泵 (0/304) szc820601 2011-04-15 2011-04-15 13:44:58 by szc820601
[仪器药品] 【求助】300W高压紫外灯管哪里有卖？用于光催化实验 (1/435) herowu_111 2011-04-15 2011-04-15 11:50:45 by xlli121
[仪器药品] 【求助】有没有人买过氙灯，都是买的哪家公司的，什么价格？谢谢！ (2/496) qianniuhua201 2011-04-13 2011-04-14 16:55:31 by qianniuhua201
[仪器药品] 【求助】求助加热炉 欧陆2408 加热炉 说明书 (3/475) shaoxinchao 2011-04-13 2011-04-14 14:25:13 by zhangjinlai
[仪器药品] [关贴]【求助】能否帮我查下这种物质的性质 (评阅-3) (3/357) caijj09 2011-04-14 2011-04-14 13:21:36 by ruanyu0312
[仪器药品] 【求助】购买低硅铝比X型分子筛？ (3/676) hengping 2011-04-13 2011-04-14 11:15:42 by shuijingping
[仪器药品] 【求助】流量计不稳 (9/1040) 20090779 2011-03-30 2011-04-13 21:51:06 by chenjian3412
[仪器药品] 【求助】请问谁知道2-叠氮基吡啶的性状啊！！ (0/368) wsn2522361 2011-04-12 2011-04-12 10:52:37 by wsn2522361
[仪器药品] 【求助】谁能提供酞菁铁催化剂 (2/327) zhll3205 2010-11-10 2011-04-11 11:10:43 by jkrowling
[仪器药品] 【求助】色谱分析方法的建立 (2/265) dch27 2011-04-09 2011-04-09 21:58:14 by chenjian3412
[仪器药品] 【求助】FID检测器上的死堵头 (评阅+2) (2/657) lishushu 2011-04-07 2011-04-08 10:18:03 by lishushu
[仪器药品] 【讨论】CT-3 (0/569) zyg504 2011-04-06 2011-04-06 11:38:37 by zyg504
[仪器药品] 【求助】购买可见光催化剂 (0/517) zxdjewett 2011-04-06 2011-04-06 09:20:10 by zxdjewett
[仪器药品] 【求助】毛细管色谱柱堵塞怎么办？ (评阅+1) (9/2246) lishushu 2011-03-01 2011-04-05 11:23:31 by bluesky1022
[仪器药品] 【求助】求助作为载体的二氧化硅是什么型号 (2/364) qnlqnl 2011-03-31 2011-04-02 13:03:09 by 351
[仪器药品] 【求助】液相色谱柱子 (1/470) xl431 2011-03-31 2011-04-02 12:34:05 by cyr001
[仪器药品] 【求助】硅烷偶联剂 (1/470) wang.jing. 2011-03-24 2011-03-31 15:36:30 by wj419789704
[仪器药品] 【求助】想考察H2O对催化反应的影响，怎样控制反应气的含水量 (6/1054) duanfsonne 2010-01-19 2011-03-30 15:44:11 by tlbbcq
[仪器药品] 【求助】六通阀堵塞 (21/2785) wangfener 2011-03-23 2011-03-30 14:43:40 by hqzhang
[仪器药品] 【求助】请问哪里能买到小包装的硅胶载体 (0/210) flypeng 2011-03-30 2011-03-30 11:03:34 by flypeng
[仪器药品] 【求助】超声清洗仪最高耐受温度 (2/365) hbbnu 2011-03-26 2011-03-30 10:22:09 by rendvgv
[仪器药品] [关贴]【求助】HP-PONA毛细管柱能分析哪些产物啊？ (1/668) ahuang1397139 2010-08-06 2011-03-30 08:38:04 by wulei012345
[仪器药品] 【求助】有没有催化剂在高温下还制冷的 (0/244) 这里没有鱼 2011-03-29 2011-03-29 09:43:44 by 这里没有鱼
[仪器药品] 【求助】FID与TCD的问题 (评阅+1) (3/895) lishushu 2011-03-28 2011-03-28 21:21:43 by lishushu
[仪器药品] 【求助】Ag2WO4的基本物理化学性质（分解温度，熔点等） (0/1184) zhansha 2011-03-28 2011-03-28 15:46:04 by zhansha
[仪器药品] 【求助】测定未知结晶水的硝酸锆晶体中结晶水含量 (1/590) xuzhifeng12 2011-03-25 2011-03-25 16:35:47 by tangbohejin
[仪器药品] 【求助】GC-MS求助 (4/751) mengruiqi 2011-03-25 2011-03-25 16:32:58 by mengruiqi
[仪器药品] 【求助】钢瓶配气浓度的问题 (8/1598) wangyj120 2011-03-23 2011-03-25 09:09:23 by wangyj120
[仪器药品] 【求助】求助如何解决色谱峰拖尾问题 (金币≥5)(8/133) shangxingfu 2010-12-26 2011-03-24 10:46:04 by xtsheep
[仪器药品] 【求助】标准酸量的分子筛试剂 (0/227) xtsheep 2011-03-24 2011-03-24 10:39:14 by xtsheep
[仪器药品] 【求助】低温检测 (0/268) sunsun2004 2011-03-23 2011-03-23 13:51:56 by sunsun2004
[仪器药品] 【求助】关于SCR的一些问题 (4/1211) tianshanq 2011-03-10 2011-03-22 23:41:35 by 水浪子295
[仪器药品] 【求助】请问哪个高校或科研单位有高灵敏气相色谱,可以检测 1ppm 以下的 N2 (2/275) qpwu 2011-03-22 2011-03-22 01:24:31 by jiangxue82
[仪器药品] 【求助】高压汞灯使用过程中必须配备冷阱吗 (1/540) grta 2011-03-21 2011-03-21 16:48:19 by xieshil
[仪器药品] 【求助】钨（W）有没有正三价？有没有三氯化钨（WCl3）这种药品？ (1/339) 不0倒0翁 2011-03-01 2011-03-21 16:39:53 by yhxhrj
[仪器药品] 【求助】借人气，咨询催化仪器出现的奇怪事 (15/1134) chguozhu 2011-03-17 2011-03-21 13:39:32 by chembilly
[仪器药品] 【讨论】想购买红外测温仪，请指点迷津 (5/621) sanmenwy 2011-03-20 2011-03-21 11:44:47 by sanmenwy
[仪器药品] 【求助】哪里做石英反应管较好啊 (1/370) yl0922 2011-03-18 2011-03-19 17:49:51 by rtm2010
[仪器药品] 【求助】什么是喷洒法浸渍 (1/367) z3x93339 2011-03-18 2011-03-18 17:38:13 by jvfei
[仪器药品] [关贴]【求助】醋酸铂 (1/1301) 陌上伊人 2011-03-18 2011-03-18 13:55:45 by tangbohejin
[仪器药品] 【求助】如何使四通道反应器内的物流均匀分布？ (5/787) txp04 2011-03-15 2011-03-17 11:17:48 by rtm2010
[仪器药品] 【求助】请教硝酸铈和硝酸镧在多少度脱去结晶水？ (评阅+2) (0/894) roc44025 2011-03-16 2011-03-16 08:51:05 by roc44025
[仪器药品] 【求助】应该用哪种色谱定量方法？ (7/928) gaily5188 2010-05-08 2011-03-15 20:17:24 by duxianlong
[仪器药品] 【求助】哪里可以买到质量较好的石英砂？ (2/1173) hexiaohui 2011-03-15 2011-03-15 14:31:29 by hexiaohui
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