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    [热点] 寻求一种能扛住强氧化性腐蚀性的容器密封件 星界柯基 2025-12-10 刚刚
    [洗化] 【求助】汽车排挡油配方 (0/96) Ditan 2008-11-07 2008-11-07 11:05:16 by Ditan
    [洗化] 【求助】化妆品原料资料,谢谢配方师 (7/747) wangshaoguo 2008-10-23 2008-11-07 08:57:39 by luobo0805
    【求助】急求租《医药企业化验员知识函授培训试题及答案》,谢谢,急! 5 (0/79) lxyyxl926 2008-11-06 2008-11-06 21:17:31 by lxyyxl926
    [洗化] 【求助】关于香精香料的溶解问题 5 (6/502) xiapdd 2008-11-06 2008-11-06 18:38:20 by maryrf34
    【求助】最近几年中国牛皮进口统计数据 (0/47) wangyanqing110 2008-11-06 2008-11-06 14:56:34 by wangyanqing110
    [洗化] 【求助】水晶面膜防腐剂加什么刺激性较小一些 (1/171) ququ1213 2008-11-04 2008-11-06 14:24:58 by youkayang
    【求助】日本栗田工业公司生产的破乳剂小样 (3/360) lfq196 2008-11-05 2008-11-06 13:33:53 by moshi128
    【求助】马丙共聚物怎样控制温度 (3/444) scoob 2008-11-04 2008-11-06 12:03:20 by 冷箭飘香
    【求助】尼龙(聚酰胺)表面可用什么物质溶解 (2/202) zhouyi8858 2008-11-06 2008-11-06 11:19:39 by abacus988
    [洗化] 【求助】花岗石除油配方 (3/313) hht0409 2008-11-02 2008-11-06 10:56:01 by colourcat
    【求助】基础化学书或资料 (2/152) blackboy_1984 2008-11-05 2008-11-06 09:30:23 by blackboy_1984
    [染料] 【求助】如何解决DY114色光偏暗的问题 5 (1/125) deirdre 2008-11-06 2008-11-06 08:38:55 by udarling
    [添加剂] 【求助】求聚氧乙烯醚磷酸酯的合成-----做阻垢缓蚀剂 (2/195) 沉默是金 2008-03-09 2008-11-05 18:47:51 by mooncakexzj
    [添加剂] 【求助】水机抗磨剂合成中的问题 (3/340) gzzuo 2008-07-01 2008-11-05 18:39:00 by mooncakexzj
    【求助】脱色问题 (3/315) feier8362 2008-11-05 2008-11-05 18:32:32 by mooncakexzj
    [涂料颜料] 【求助 (2/97) sqrfly 2008-11-05 2008-11-05 17:34:55 by sqrfly
    【求助】表面等离子共振仪 (0/89) wangly 2008-11-05 2008-11-05 15:59:19 by wangly
    [表面活性 ] 【求助】咪唑啉型阳离子表面活性剂变色问题 (4/467) tangmeih1981 2008-10-05 2008-11-05 10:37:28 by moshi128
    [表面活性 ] 【求助】低泡精炼剂 (5/491) brantliu 2008-11-03 2008-11-05 09:48:16 by fenglianxiang
    [农药] 【求助】关于叔丁基苄氯的合成 (5/486) mohuan0323 2008-03-04 2008-11-05 08:41:32 by wto001380
    [农药] 【求助】丙环唑的精制    ( 1 2 3 ) (21/1359) ykgoals 2008-07-01 2008-11-05 08:09:10 by wto001380
    化工原料卷入狂跌深渊! (评阅+1) (2/223) dibo 2008-11-04 2008-11-05 08:07:16 by abacus988
    【求助】耐高温酯类有哪些 (0/85) zhangzx3091 2008-11-04 2008-11-04 21:56:38 by zhangzx3091
    [表面活性 ] 表面活性剂群    ( 1 2 3 ) (29/889) nanzhanshi2 2008-04-19 2008-11-04 21:42:20 by Mandyhehe
    [染料] 【求助】保险粉能与蜡发生反应吗? (2/153) pku 2008-11-04 2008-11-04 17:54:56 by silentzys1
    【求助】实验室制备三氧化硫的方法 (4/1428) ddahann 2008-10-26 2008-11-04 10:01:02 by sxy0528mc
    [涂料颜料] 【求助】关于颜料溶解性的问题 5 (0/169) 紫苑 2008-11-03 2008-11-03 15:57:45 by 紫苑
    [染料] 【求助】转产分散蓝79、分散红54和黄211,可生产何种染料? (2/173) belle886 2008-10-30 2008-11-03 14:35:51 by yuqingjie0127
    [染料] 【求助】蜡印染的问题 (2/106) pku 2008-10-30 2008-11-03 09:25:03 by pku
    【求助】环氧氯丙烷开环问题【有效期截止2008年11月15日】 (4/646) kaiweihuang 2008-10-29 2008-11-02 16:01:26 by syke
    [染料] 【求助】<国外纺织技术>中的文献一篇 (2/118) anjiao152 2008-11-01 2008-11-02 15:56:19 by anjiao152
    [表面活性 ] 【求助】实验室williamson反应制备醚 2 (4/517) danielshen527 2008-10-30 2008-11-02 12:13:05 by blueboy
    【求助】如何合成粉末状的维C乙基醚 5 (1/193) 1231shelly 2008-10-31 2008-11-02 08:29:45 by 1231shelly
    [染料] 【求助】酸性棕348的结构式. (8/851) udarling 2007-12-28 2008-11-01 16:04:25 by udarling
    [染料] 【求助】蜡笔空心问题解决方法 (金币≥1)(1/63) Linda_Zhu 2008-10-29 2008-11-01 10:20:10 by 如是我闻
    [染料] 【求助】如何提高蜡笔的熔点、韧性? 1 (4/971) Linda_Zhu 2008-10-31 2008-11-01 09:45:00 by 如是我闻
    [洗化] 【求助】REACH预注册 1 (2/150) r7beckham 2008-10-31 2008-10-31 16:12:35 by Linda_Zhu
    [洗化] 【求助】木材漂白剂 10 (4/402) zzqpdl 2008-08-05 2008-10-30 20:47:56 by zhouxr
    [染料] 【求助】在石材浸染时用什么作渗透剂好? (4/372) fast7907 2008-10-30 2008-10-30 18:35:28 by rjbl
    【求助】有机相中氯化铁NaOH中和后絮状物如何去除? (2/149) anqiuan 2008-10-25 2008-10-30 09:14:01 by anqiuan
    [染料] 【求助】有在做分散黄114的朋友吗   (5/508) ljf6010 2008-10-19 2008-10-29 17:03:40 by deirdre
    [表面活性 ] 【求助】如何更好地降低油-水的表面张力? 10 (5/740) empty47 2008-08-15 2008-10-29 17:02:58 by huiyu1001
    表面处理、热处理关连用语英汉对照 (评阅+1) (0/190) 天界尘封 2008-10-29 2008-10-29 12:23:42 by 天界尘封
    [表面活性 ] 【求助】如何测定废水溶液中阳离子表面活性剂浓度 1 (1/151) mwcao 2008-10-28 2008-10-29 08:49:25 by fenglianxiang
    [洗化] 【求助】用酒精擦手机按键后表面发白,请问原因 (8/1374) yany14101 2008-10-21 2008-10-28 22:29:43 by mooncakexzj
    【求助】间苯二甲酸要在间位上磺酰氯或磺酸基可行吗? (1/105) sjlei2008 2008-10-28 2008-10-28 22:23:21 by mooncakexzj
    [添加剂] 【求助】洗油颜色 (2/149) 苦海无边 2008-05-09 2008-10-28 22:20:33 by mooncakexzj
    [涂料颜料] [关贴]【求助】什么地方能买到小批量(100g以内)的颜料?(已买到,感谢大家支持) (4/304) bosshit 2008-10-08 2008-10-28 16:36:02 by ricouj
    [涂料颜料] 【求助】涂装方面的资料 (金币≥5)(0/121) 秋天的葡萄 2008-10-28 2008-10-28 14:52:36 by 秋天的葡萄
    [表面活性 ] 【求助】如何测定油水界面张力? 2 (2/226) zhqwfd 2008-10-27 2008-10-28 14:26:46 by lijie5608
    [版内事务] 我认为我们这里需要开一个化妆品版块    ( 1 2 ) (评阅+1) (16/583) qianqian108 2008-04-24 2008-10-28 12:53:26 by surewell
    [洗化] 精细与专用化学品现状分析及发展展望 (评阅+1) (0/306) peng2199 2008-10-28 2008-10-28 11:22:01 by peng2199
    [染料] 【求助】染色问题(5个金币答谢)    ( 1 2 ) (评阅-2) (15/1001) dallas829 2008-01-10 2008-10-28 09:17:56 by hhw630
    [涂料颜料] 【求助】国内外涂料的最新研究进展及行业报告 (0/262) youlanda 2008-10-27 2008-10-27 22:00:18 by youlanda
    【求助】一种合成1,3-丙磺酸内酯的新方法(重奖)    ( 1 2 ) (10/909) cugar 2008-10-21 2008-10-27 20:40:38 by cugar
    主要溶剂的沸点和毒性 (1/216) shl9308 2008-10-27 2008-10-27 16:34:51 by luoluo2001
    【求助】石油方面研究的热点~ (4/333) 当阳光变冷 2008-08-11 2008-10-26 19:18:31 by huiyu1001
    [涂料颜料] [关贴]【求助】谁知道常用稀料的配方,金币酬谢    ( 1 2 ) (评阅-2) (15/508) wangzhihua1411 2008-03-06 2008-10-26 10:20:03 by zhangya2930
    [涂料颜料] 【求助】(风景魔笔)谁知道它的成份,有没有做油墨研究的?急!?(截止10.27) 3 (0/128) opq691 2008-10-25 2008-10-25 20:16:59 by opq691
    [农药] 【求助】测试炔丙菊脂含量所用10%氢氧化钠甲醇溶液的配制方法 2 (3/395) qinghao108 2008-09-14 2008-10-25 14:57:25 by laoyu5575
    [添加剂] 【求助】从实验室到中试的申请报告如何写 (6/837) fenglianxiang 2008-06-28 2008-10-25 14:17:09 by wzwlym
    【求助】请熟悉广东化妆品法规的朋友帮忙 (1/112) fanggengli 2008-10-25 2008-10-25 07:12:45 by gaolaura
    [关贴]【求助】异戊醛的合成方法 5 (1/155) heying1208 2008-10-19 2008-10-24 20:16:24 by heying1208
    【求助】苯甲醛与三溴丁酸膦盐发生wittig反应的条件 (0/125) pearlsun 2008-10-24 2008-10-24 15:15:12 by pearlsun
    [农药] 【求助】氯氟草醚 10 (1/211) lty_198211 2008-10-24 2008-10-24 14:29:04 by enoate
    [添加剂] 【求助】稳泡剂 (2/312) luoning 2008-10-23 2008-10-23 14:28:13 by luoning
    [农药] 【求助】3,5-二氯苯甲酰氯    ( 1 2 ) (13/1076) mengniu696 2008-02-24 2008-10-23 12:54:21 by snowsdrop
    [表面活性 ] 【求助】如何去除多余表面活性剂? 10 (4/1200) hyyk2000 2008-10-22 2008-10-23 10:56:35 by hyyk2000
    [洗化] 【求助】聚季铵盐-7和聚季铵盐-10的区别 4 (8/7231) janiunchang2007 2008-08-25 2008-10-23 09:01:59 by sutony
    [洗化] 【求助】椰子油二乙醇胺醚的性质和有什么用途? (3/737) carlos486 2008-10-21 2008-10-23 08:53:01 by luoning
    [洗化] 【求助】 w/o体系清爽的乳化剂 2 (5/541) Ritaxu 2008-10-07 2008-10-22 23:38:41 by ydy885
    [表面活性 ] 【求助】关于消泡剂的成分    ( 1 2 ) (10/1034) forever1706 2008-09-12 2008-10-22 22:29:49 by forever1706
    【求助】HBr/HOAc/PhOH中后两种成分起什么作用 (1/108) 9675340 2008-10-22 2008-10-22 22:10:42 by rjbl
    【求助】对羟基苯甲酸的酰氯化反应 (1/189) zhulinhua 2008-10-21 2008-10-22 04:45:34 by seuzzl1016
    【求助】精油与净油的区别 (1/149) yoursffyue 2008-10-21 2008-10-21 14:21:25 by janexj
    [染料] 【求助】分散蓝60,三芳甲烷的最大吸光波长 2 (4/363) 冰红茶300 2008-10-17 2008-10-21 10:49:47 by 冰红茶300
    [染料] 希望认识从事 有机荧光染料 的朋友 (9/597) frankeying 2008-10-07 2008-10-21 08:51:31 by 晓旭2005
    【求助】请问密封胶条是什么材料做的,有什么性质? (2/145) huzi129 2008-10-20 2008-10-21 08:50:37 by 晓旭2005
    来招人了,搞化妆品的请进65917346群,不是的请慎进 (0/157) yjfdato1983 2008-10-20 2008-10-20 20:48:10 by yjfdato1983
    [染料] 【求助】偶氮化反应的工业化实现,请您支招    ( 1 2 ) (17/1204) loongLUO 2007-10-24 2008-10-20 12:33:10 by rjbl
    [洗化] 【求助】请教二氯甲烷的问题 (2/235) chenlink 2008-10-19 2008-10-20 12:26:57 by rjbl
    [表面活性 ] 【求助】用什么方式除去溶液中的表面活性剂最好 (2/216) guanghua53 2008-07-28 2008-10-19 23:48:34 by guanghua53
    [染料] 【求助】印染过程中用到哪些盐 (5/301) aksen 2008-10-10 2008-10-19 22:12:31 by dzhh163
    [表面活性 ] 【求助】寻求一种能很好降低油-水界面的表面活性剂? 5 (6/448) empty47 2008-08-18 2008-10-19 21:17:39 by lzxlzblx
    [染料] 【求助】请问甲基橙分子的大小 (2/363) wangshuothu 2008-06-06 2008-10-19 13:41:10 by 亚丿
    资源 [ 查看全部 ] 作者 最后发表
    [农药] 2007农药行业五大事件点评 (9/788) hb978141 2008-03-04 2008-11-05 10:22:20 by juanniu
    [农药] 农药剂型配方中表面活性剂选择要点 (3/483) markli958 2008-03-24 2008-11-04 16:54:32 by zxd-008
    共享一部酸性强弱与分子结构的关系 DOC形式 (1/189) 天山孤狐 2008-04-16 2008-11-03 17:09:16 by xiaolee2939
    [洗化] 化妆品皮肤学英文版网页 (2/280) gaolaura 2007-11-04 2008-11-03 08:51:50 by surewell
    [洗化] 【资源】Analysis of Cosmetic Products (7/400) 学员2bQ2PZ 2008-01-17 2008-11-02 14:12:39 by tjllj4537
    【资源】Biotechnology in Personal Care (3/142) tinayp 2008-10-26 2008-11-02 13:47:12 by tjllj4537
    [洗化] 化妆品中常用乳化剂HLB值一览表 (6/1011) amingam 2007-11-04 2008-10-31 22:05:10 by zippy2002
    [农药] [关贴]农药系列书籍之八——私人珍藏版《中国农药大典 》    ( 1 2 ) (84/2687) sangguangming 2008-10-29 2008-10-31 11:01:17 by reallysnow
    [农药] 农药学文献资源 (13/2534) hb978141 2007-12-29 2008-10-30 14:52:31 by xu_0501
    [染料] 【资源】染整工艺知识大全 (13/1152) yungchong 2007-11-12 2008-10-27 19:20:41 by yoyo0532
    [涂料颜料] 关于颜料红254 系列(1_4_二酮吡咯并吡咯)颜料的有关专利 (6/612) seuzzl1016 2008-04-03 2008-10-27 15:56:41 by bymxm
    【资源】The Interactions Between Sediments and Water (1/96) tinayp 2008-10-23 2008-10-23 13:55:29 by zhjf
    [关贴]【技术转让】D-对羟基苯甘氨酸的合成工艺 (0/155) snowsdrop 2008-10-21 2008-10-21 20:48:45 by snowsdrop
    [农药] 【资源】《农药化学》——献给做农药的虫子    ( 1 2 ) (51/3731) 小雨丝 2007-12-10 2008-10-21 14:40:12 by xuab
    [染料] 【求助】关于还原橙3号 (3/286) zhuhongwei2001 2008-09-05 2008-10-20 18:39:22 by cs27wym
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