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已读[242] 发布: 2013/06/22 14:34:55
语文试卷分三部分:基础知识积累与运用、阅读理解与分析、作文,试卷涵盖的知识非常全面。...复习时,第一要注意试剂是什么?大理石和稀盐酸。为什么不能用稀硫酸呢?因为硫酸会和碳酸钙反映,释放出微融的硫酸钙,覆盖在表面,反应难以继续。...
已读[256] 发布: 2013/06/22 14:34:51
自成立之初,公司就引进全球生物芯片先驱美国昂飞基因芯片作为公司的芯片分析平台,更作为其在中国“健康长城”计划的唯一合作伙伴和3家授权技术服务商之一。...公司现有业务包括DNA亲子鉴定、DNA测序、病毒检测试剂盒等。达安基因(002030):公司于1996年在国内率先开发出荧光定量PCR检测技术,...
已读[201] 发布: 2013/06/22 14:34:36
Labmate Online The AA3HR operates at 60 to 70 samples per hour – these high analysis rates, combined with low reagent consumption, are achieved with segmented flow; a procedure in which air bubbles are introduced at regular intervals forming unique reaction segments ...
已读[209] 发布: 2013/06/22 14:34:33
SelectScience.net (press release) The series 2 memory stores critical information including: reagent data, specimen ID, user ID, and cycle operation history, all exportable via a USB port. ELITechGroup Biomedical Systems offers a complete range of double-purpose stainer/cytocentrifuge ...
已读[200] 发布: 2013/06/22 14:34:27
Your Industry News (press release) The companies will introduce their self-developed products including environmental radiation detectors, radiation diagnosis reagents , and therapeutic capsules and engage in business meetings with local buyers. KONICOF plans to conclude the Memorandum ...
已读[212] 发布: 2013/06/22 14:34:23
4-traders (press release) VIDAS 3 features enhanced automation, in particular with a pre- analytical section, improved traceability and new software capabilities, as well as a quality control program in compliance with laboratory certification standards. Designed with the help ... and more »
已读[216] 发布: 2013/06/22 14:34:20
Wall Street Journal Increasing innovations and developments in the field of proteomics instrumentation, availability of funds from various organizations, and increasing research and development expenditure is driving the growth of the instrumentation and reagents market ...
已读[215] 发布: 2013/06/22 14:34:14
pharmabiz.com Waters has now gone on to expand its range of analytical standards and reagents portfolio. It launched over 200 pre-formulated reference materials and reagents for the scientific laboratory. With these products, scientists are now able to single-source ...
已读[510] 发布: 2013/06/22 14:33:14
赵耕与同事们慢慢掌握了规律:从北美、大洋洲等国家来的木材,熏蒸比较彻底,疫情截获率较低;欧洲国家一般不通过化学试剂或药物熏蒸,而是简单地进行热处理,导致疫情截获率很高;非洲地区大部分国家检疫处理水平达不到标准,也属于高风险地区;东南亚地区情况不稳定,每个国家的处理水平不一,也是重点关注对象。 ...
已读[466] 发布: 2013/06/22 14:33:11
挥发酚的测定一般先采用水蒸汽蒸馏分离,然后用4-氨基安替比林比色测定, 传统的水蒸汽蒸馏装置测定挥发酚耗时长,分析准确度、精密度差。...1.1主要仪器和试剂 UV2400 紫外可见分光光度计(日本岛津); 新型自动水蒸汽蒸馏装置(瑞士Buchi公司),普通玻璃磨口水蒸汽蒸馏装置。 ...
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