杜邦AmberLite HPR1200离子交换树脂首选钠形式时可用于脱盐应用 ...
Over 25,000 water professionals and more than 850 exhibiting companies from all over the world will be at Aquatech Amsterdam ...
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Is DuPont de Nemours, Inc. (DD) the Best Performing Large Cap Stock to Buy According to ...The company operates through some well-known brands including Nomex, Kevlar, Tyvek, FilmTec, Amberlite, and Styrofoam. On ...
东丽TML20D-400反渗透膜电中性减少了细菌、微生物在膜表面的吸附 ...
The company operates through some well-known brands including Nomex, Kevlar, Tyvek, FilmTec, Amberlite, and Styrofoam. On February 13, Arun Viswanathan, analyst at RBC Capital maintained a Buy ...
第1种方法：热水浸提法。2kg 磨碎的干茶粉用热水浸提，浸提液先后用活性炭、Amberlite XAD-2、Sephadex LH-20、ODS柱吸附分离提取，得到糖苷粗提物。 第2种方法：沸乙醇浸提法。一是茶鲜叶的沸乙醇提取物，经氯仿和碱式醋酸铅除去干扰物，先用XAD-2柱吸附分离 ...
Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Non-Commercial (NC): Only non-commercial uses of the work are permitted. The Siberian ...
Leiden Institute of Chemistry, Leiden University, Einsteinweg 55, P.O. Box 9502, 2333CC Leiden, The Netherlands ...
岛津DL管 225-15718-91 用于LCMS-8045￥6588/个 广东深圳深圳市诺亚迪化学科技有限公司实 2025-02-17询价 岛津 Restek气相色谱柱（毛细管色谱柱）面议 北京北京北京科益恒达科技有限公司实 2019-08-23询价 岛津Premium液相进样针 LC手动进样针10ul-25ul-50ul-100￥370/支 山东枣庄 ...
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