24小时热门版块排行榜    

管理团队 (金币库 38503 充值 )

主管区长:
pzypdlfatewu小_包子
主管版主:
zhoupeng87polyester
实习版主:
13013129
20%最高出勤率

杰出贡献者

回帖排序 发表排序 刷新页面  |  交流  |  求助  |  资源精华区 作者 最后发表
[热点] 有机合成以后会不会被AI改变?做科研的虫友怎么看 zapen 2026-09-24 刚刚
[添加剂] 对于巴斯夫苯氧乙醇应用的普及 (0/827) newlandchem 2012-07-06 2012-07-06 10:35:44 by newlandchem
[添加剂] [已完结]溶剂油中钙离子测定 (6/1315) 风石 2012-07-04 2012-07-05 19:23:40 by summerlwl
[添加剂] [已完结]抗静电剂是否就能消除静电吸附? (7/2014) 学员YNhNPR 2012-06-14 2012-07-05 14:07:28 by ZBPJJ529810
[添加剂] 丁基纤维素? (0/706) 睡熟的雪 2012-07-03 2012-07-03 11:31:54 by 睡熟的雪
[添加剂] 使用的原料味道太重,怎么消除啊? (评阅+1) (10/2731) 上帝翻跟头 2012-06-19 2012-07-02 18:43:34 by ..压力在盛夏
[添加剂] 水性硬脂酸有市场吗? (7/1043) h1006m 2011-12-28 2012-07-02 05:23:41 by h1006m
[添加剂] [已完结]谁知道DL400是什么添加剂吗? (评阅+1) (1/1249) qiaoqiaoyizu 2012-06-30 2012-07-01 23:11:21 by 119167009
[添加剂] 化工合成中杂质Na2SO4,加入BaCO3,能除去吗? (6/1759) crenfa 2011-08-19 2012-06-26 19:10:47 by taolijun
[添加剂] [已完结]求助:膨润土高盐溶液中久置会发生沉淀现象吗? (0/477) kuye2000 2012-06-25 2012-06-25 17:49:51 by kuye2000
[添加剂] [已完结]关于正交实验的几点疑惑,请各位前辈指点 (1/609) liutaoliu 2012-05-07 2012-06-23 23:31:31 by mylegend
[添加剂] [已完结]关于柠檬酸结晶率的问题 (0/1440) lichunxiao 2012-06-16 2012-06-16 06:54:45 by lichunxiao
[添加剂] 关于金属钝化剂的问题 (3/1155) jinjing8571 2012-03-24 2012-06-15 05:32:54 by sunhong168
[添加剂] 【求助】求助一种水溶性极好且不吸潮的固体    ( 1 2 ) (10/1473) hwlrobin 2010-04-20 2012-06-14 18:14:57 by newlandchem
[添加剂] [已完结]抗氧剂2246与氢氧化钠反应 (2/633) 小玛丽利 2012-06-11 2012-06-14 09:04:48 by 小玛丽利
[添加剂] 求教 (评阅+1) (7/741) wancfeng 2012-06-03 2012-06-13 13:54:38 by newlandchem
[添加剂] [已完结]作为缓蚀剂 聚丙烯酸钠的分子量 在什么范围 (4/1674) zhangywei 2012-06-12 2012-06-13 13:36:28 by 周靖仁
[添加剂] 关于日化防腐剂 湿巾用杀菌防腐剂的调查 (评阅+1) (5/1252) newlandchem 2012-06-11 2012-06-13 09:26:39 by newlandchem
[添加剂] 【求助】水性PU防腐防霉助剂 (1/492) finespring 2010-11-17 2012-06-11 17:28:30 by newlandchem
[添加剂] [已完结]有谁知道杰玛BP防腐剂里面的具体成分和含量?求大侠指点 (3/2369) newlandchem 2012-06-06 2012-06-10 20:53:39 by newlandchem
[添加剂] [已完结]关于双氧水的稳定剂的制备 (0/1943) jianxin23487 2012-06-09 2012-06-09 12:06:35 by jianxin23487
[添加剂] 酸洗促进剂原理及组成? (FC-EPI+2)(12/3073) wwp5505 2011-08-02 2012-06-08 20:15:22 by linkh1
[添加剂] 岩石腐蚀剂或分解剂!! (0/700) sjslwf 2012-06-08 2012-06-08 09:31:23 by sjslwf
[添加剂] 树枝状分子用于反渗透阻垢剂 (评阅-20) (4/1694) 雨亦晴 2012-06-05 2012-06-07 15:03:11 by 雨亦晴
[添加剂] [已完结]硼钨酸镉的制备方法 (0/233) alan825 2012-06-04 2012-06-04 22:35:47 by alan825
[添加剂] 【求助】哪能买到增稠剂HV-30 (7/2278) datouccut 2010-11-15 2012-06-02 22:57:47 by zhaoshifang
[添加剂] [已完结]18如何从含有丙酮的废水中回收丙酮? (8/2486) zg282 2012-05-21 2012-06-01 18:11:13 by juslook
[添加剂] [已完结]求助 (0/240) hg30717580 2012-05-29 2012-05-29 11:08:24 by hg30717580
[添加剂] [已完结]酒石酸旋光度的测定过程 (2/1173) 田心巴布亚 2012-05-27 2012-05-28 16:40:59 by 田心巴布亚
[添加剂] [已完结]求 增强作用的 树脂或者胶黏剂 (6/1685) kobe0258 2012-05-27 2012-05-28 11:11:22 by 119167009
[添加剂] [已完结]右旋乳酸的旋光度值是多少 (1/2433) 田心巴布亚 2012-05-27 2012-05-28 09:15:08 by 古圣
[添加剂] 【求助】如何使切削液不伤手呢? (8/2046) 陌箐 2009-06-10 2012-05-26 05:05:36 by lienqin10
[添加剂] 干湿摩擦牢度增进剂在溶解过程中,PH值变化引起的一些现象,请帮忙解答! (2/376) angelasai 2012-05-24 2012-05-25 10:31:07 by angelasai
[添加剂] [已完结][关贴]氨基己酸的问题 (评阅+1) (0/476) xuexidaolao 2012-05-24 2012-05-24 16:24:44 by xuexidaolao
[添加剂] [已完结]区分succininide与succinimide (0/235) zhouxu1986 2012-05-23 2012-05-23 21:59:25 by zhouxu1986
[添加剂] [已完结]涤纶织物整理后印花颜色加深,请教大师 (0/282) chenqinqin 2012-05-23 2012-05-23 16:04:01 by chenqinqin
[添加剂] 关于精细碳酸钠问题请教 (1/405) hkxj1 2012-05-22 2012-05-23 07:10:14 by benz350
[添加剂] [已完结]枸橼酸氢钾钠 (1/587) yuexiangw 2012-05-22 2012-05-22 17:29:08 by 119167009
[添加剂] [已完结]三种黄酮混合物 山奈酚、异鼠李素和槲皮素的混合体 的颜色 (3/757) tian1988 2012-05-17 2012-05-19 10:46:12 by boymusic110
[添加剂] [已完结]生产 1,2苯并异噻唑啉3酮(BTT)两步反应的转化率各是多少 (1/781) 当有峰凌云 2012-05-16 2012-05-18 17:07:14 by 119167009
[添加剂] [已完结]异氰尿酸三缩水甘油酯的溶解性 (0/786) jqf701 2012-05-14 2012-05-14 15:32:24 by jqf701
[添加剂] [已完结]有没有做vk3的朋友啊?问题困惑中..... (0/521) caicai8830 2012-05-10 2012-05-10 15:51:50 by caicai8830
[添加剂] [已完结]抗氧剂264中的数字是怎么来的 (6/1575) 帅真童 2012-04-19 2012-05-10 11:10:08 by zhedongzhuji
[添加剂] 交联剂TAC 的工艺路线 (2/906) 赵晓冰 2011-11-15 2012-05-10 08:13:18 by zhedongzhuji
[添加剂] [已完结]硝铵防结块问题 (评阅+1) (0/450) xiaofang8248 2012-05-07 2012-05-07 18:20:41 by xiaofang8248
[添加剂] 乙二醇和油酸反应的副反应 (2/1321) 董松祥 2012-05-03 2012-05-06 12:40:41 by 董松祥
[添加剂] [已完结][关贴]【求助】关于抽滤乙醇溶液的问题&羧甲基纤维素的实验室与工业制备 (1/1174) neking2003 2012-04-09 2012-04-30 16:16:02 by a13587220134
[添加剂] 【求助】苯丙乳液需要加入保护胶吗?哪个保护胶好? (5/1632) chinaduo 2010-12-08 2012-04-29 18:25:31 by dst28
[添加剂] [已完结]求助涂料用PH调节剂除氨水外还能用什么调节? (9/1991) 摆渡捞鱼 2012-04-26 2012-04-27 11:54:41 by zhanghu563
[添加剂] [已完结]氢氧化钠在纯甘油中的溶解度有多大? (1/3605) 小小小八 2012-04-26 2012-04-26 15:11:07 by 119167009
[添加剂] [已完结]β-胡萝卜素产品中CWS与S分别代表什么意思呢 (0/3014) Onnes 2012-04-26 2012-04-26 11:05:47 by Onnes
[添加剂] 无糖糖浆 (评阅+10) (1/352) liang830711 2012-04-25 2012-04-26 07:36:09 by scar11223344
[添加剂] 【求助】木质素磺酸盐固体收集问题! (4/1122) gzzl1986 2011-03-09 2012-04-24 08:35:04 by longlan9808
[添加剂] [已完结][关贴]助剂 (4/646) 空白式记忆 2012-04-23 2012-04-23 15:57:12 by 空白式记忆
[添加剂] [已完结]有谁知道除油清洗剂中的酸性助洗剂 (4/1815) Katherine13 2011-09-15 2012-04-20 13:30:30 by 119167009
[添加剂] [已完结]十溴二苯乙烷 (评阅+1) (1/642) 学员rLLtsb 2011-08-19 2012-04-20 10:36:13 by qq7708092
[添加剂] [已完结]增塑剂粘度调节 (1/625) kjd168 2012-04-19 2012-04-19 21:46:41 by 岸上跳舞的鱼
[添加剂] [已完结]三聚甲醛的FID有效碳数是多少? (0/577) ruijie2010 2012-04-18 2012-04-18 17:47:39 by ruijie2010
[添加剂] [已完结]为了增强PTFE乳液对金属的结合能力和耐磨性应该加入哪种热固型丙烯酸酯乳液胶黏剂 (0/405) dashamaogc 2012-04-15 2012-04-15 11:36:56 by dashamaogc
[添加剂] 胶凝盐溶液 (0/280) szxshoo 2012-04-13 2012-04-13 09:14:15 by szxshoo
[添加剂] [已完结]TPU固化时粘度先上升后下降 (评阅+2) (3/1282) kychina 2012-04-10 2012-04-11 14:41:14 by 苕面窝
[添加剂] 【求助】防冻剂添加剂包括哪些组分 (4/1131) 东方天使 2010-11-22 2012-04-10 15:31:09 by mwq0817
[添加剂] [已完结]硬脂酸烯丙酯 (0/218) 742846752 2012-04-05 2012-04-05 18:48:32 by 742846752
[添加剂] 【讨论】润滑油中添加剂的纯化和分析    ( 1 2 ) (19/2939) polymerpark 2009-07-12 2012-04-02 19:56:19 by qar200611
[添加剂] [已完结]如何提纯钼酸钠、 钼酸铵 (评阅-5) (4/1431) ahqhzzf 2012-03-18 2012-04-01 14:25:16 by ahqhzzf
[添加剂] [已完结]关于植酸的发展前景 (6/1160) krqjw 2011-08-28 2012-03-31 12:17:18 by 119167009
[添加剂] HEPES的合成这个课题 求助 (3/1457) 山东小麦兜 2012-03-27 2012-03-30 16:53:29 by quietdon
[添加剂] [已完结]有机碱是如何电离的?特别是高浓度有机碱? (6/1646) httpht 2012-03-27 2012-03-29 22:23:54 by 119167009
[添加剂] [已完结]有什么物质是帮助挥发快的?    ( 1 2 ) (14/3559) 超凡超俗 2012-03-26 2012-03-29 16:34:16 by zhanghu563
[添加剂] [已完结]双十一酸 (0/245) zhaiyz 2012-03-28 2012-03-28 20:06:02 by zhaiyz
[添加剂] 可以取代甲苯,二甲苯的环保溶剂 (8/4964) yangli0537 2012-03-21 2012-03-27 09:04:01 by guozhq001
[添加剂] 【求助】硫代硫酸氢钠(NaHS2O3)性质 (7/2701) guizi8668 2011-01-09 2012-03-26 15:36:40 by ycfxyh
[添加剂] [已完结]如何除去石英石材料制作过程中,材料表层中的气孔? (1/833) wq19881110 2011-12-08 2012-03-26 07:57:54 by lpc0326
[添加剂] 【求助】香料 龙脑烯醛的研究 (评阅+1) (3/813) 260924956 2010-06-12 2012-03-23 13:45:16 by liuqifa
[添加剂] [已完结]黄原胶在常温与高温下的粘度变化 (5/4213) sunny11223 2012-03-21 2012-03-23 12:33:33 by Q_Diels
[添加剂] 【求助】求助活性稀释剂    ( 1 2 ) (FC-EPI+1)(11/2614) lht2008 2010-03-10 2012-03-22 11:54:05 by 诺诺罗亚卓浪
[添加剂] 国产TiO2 (4/812) cjf7780 2012-03-21 2012-03-22 08:51:38 by cjf7780
[添加剂] [已完结]如何测定粘性液体的透明性? (1/567) xx584520 2011-06-13 2012-03-22 06:34:06 by niu_3
[添加剂] [已完结]最新式食品与药品添加剂 (0/260) huasanguoguo 2012-03-14 2012-03-14 20:13:40 by huasanguoguo
[添加剂] [已完结]甘露醇提取 (0/583) frozen_1990 2012-03-12 2012-03-12 19:05:30 by frozen_1990
[添加剂] [已完结]海藻提取甘露醇的分离、纯化 (2/1231) frozen_1990 2012-02-29 2012-03-12 18:28:47 by frozen_1990
[添加剂] [已完结]求助关于三甲铵三氧化硫联合体的问题! (0/254) chemxie 2012-03-11 2012-03-11 14:31:55 by chemxie
[添加剂] [已完结]求助:请教过氧化二异丙苯(DCP)的国内外生产厂家、产能、生产工艺情况? (1/1776) caizhaojun 2012-03-10 2012-03-11 09:24:33 by rumingfeng
[添加剂] [已完结][关贴]寻找一种稀释剂 (6/878) yangxu0629 2012-02-26 2012-02-28 08:07:46 by orc小白7
[添加剂] 【求助】润滑油添加剂的合成及精制 (6/1915) 449238317 2010-11-15 2012-02-28 07:09:40 by laokuang
[添加剂] 【资源】推荐科宁的一支水性环氧树脂乳化剂 Disponil LS 500 (2/4486) jjzhao72 2011-04-01 2012-02-15 22:03:25 by 黄禹
[添加剂] [已完结]如何在4-vinybenzoic acid 纯品中去除BHT稳定剂 (0/1394) 刀有我 2012-02-10 2012-02-10 14:35:40 by 刀有我
[添加剂] [已完结]请问,不同肥料用的防结块剂有什么区别? (0/496) xiaofang8248 2012-02-10 2012-02-10 10:00:01 by xiaofang8248
[添加剂] agent 741是什么 (2/385) jslwsp 2012-02-06 2012-02-07 09:05:58 by jslwsp
[添加剂] 【求助】请教大家一个结晶的问题 (5/1319) lionwick 2010-08-21 2012-02-04 21:10:46 by gzbgx
[添加剂] [已完结]煤焦油中酚油的脱色问题 (4/569) wxp179001 2011-12-30 2012-02-02 11:29:03 by wxp179001
[添加剂] [已完结]用羟乙基纤维素做的凝胶不稳定 (0/1526) jslwsp 2012-02-01 2012-02-01 10:13:34 by jslwsp
[添加剂] [已完结]一篇文献的页码求助 (3/824) chizonghua 2012-01-28 2012-01-29 10:58:59 by 119167009
[添加剂] 请教相关柠檬酸制备问题 (10/1160) yzgdwjh 2011-10-09 2012-01-27 16:25:04 by lbingcom
[添加剂] 询问 (0/215) hg30717580 2012-01-21 2012-01-21 12:20:41 by hg30717580
[添加剂] [已完结]请教一个术语 (1/425) jiechang 2011-12-06 2012-01-11 11:38:57 by marbler
[添加剂] 密度计 (6/680) wgf1115 2012-01-06 2012-01-10 10:38:20 by wgf1115
[添加剂] [已完结]寻求一种添加剂 (6/1184) Katherine13 2011-09-21 2012-01-07 21:41:38 by orientwangs
[添加剂] 关于植物精油的抗氧化性质的讨论 (0/1550) 123dongxiao 2012-01-03 2012-01-03 16:51:00 by 123dongxiao
[添加剂] β-环糊精包埋 (4/1760) 123dongxiao 2011-11-02 2012-01-03 16:42:48 by 123dongxiao
[添加剂] [已完结]求助如何解决环氧乙烷毒性跟至癌性,我用来改性环氧固化剂 (FC-EPI+1)(8/2312) gzgzsxl 2011-10-27 2011-12-29 09:52:57 by ruohui
相关版块跳转
查看