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General Description of an Application Application Date: 21.10.2013 Page 1 of 5 Quantitative analysis of ascorbic acid with Iodine titrant Application Date: 21.10.2013 Page 2 of 5 Use This method is used to determine the content of ascorbic acid (V...

悬浮物 VWR offers a variety of products for you to measure water quality from the point of view of suspended materials: Rapid method with moisture analysers Centrifugation or filtration methods in compliance with European norms The method for removin...

可重复使用的洁净室防护服 Consequently a well designed garment system that demonstrates certain technical and functional characteristics is an absolute requirement. The material is permeable to water vapour which together with a generous fit offers maximum com...

KF 滴定仪 紧凑的体积或库仑水分测定的Karl Fisher滴定仪和相关试剂的选择。 Karl Fischer滴定体积为中到大体积的水（MG）相结合的快速和精确的水含量的测定具有操作简单 库仑Karl Fischer滴定是小水量（µG系列）的快速和精确的水含量的测定用很简单的操作相结合 Karl Fischer试剂 Karl Fischer reagents and titrants A wide range of volumetric and coulometric Karl Fisc...

Health Management Human Health Care Measurement of Sodium in Athlete's Sweat It is useful to determine the amount of sodium present in sweat as replacing sodium (Na+) lost from sweating plays an important role in preventing fluid and electrolyte i...

Gehaltsbestimmung von Ca und Mg in Mineralwässern Application date: 14.5.2013 page 1 of 6 Titration of Indigo and Sodium hydrosulfite in Indigo Vat 40 Application date: 14.5.2013 page 2 of 6 Use Indigo is a so-called vat dye which means that it ne...

质量控制 A well performing QC laboratory ensures the integrity of a company's production process from raw material validation to finished product verification Metal trace analysis and detection Sample Collection Sample Preparation Liquid Handling VWR ...

微生物基重组蛋白的上游加工 利用微生物发酵来开发和制造重组蛋白的优势，例如表达不需要翻译后修饰的蛋白，因为像大肠杆菌这样的微生物系统缺乏翻译后机制。 Avantor的产品组合解决了发酵介质和补充剂的需求。 我们的发酵产品支持细胞生长和生产率，同时满足所需的质量和性能参数，允许从研发、试点规模到生产规模的无缝过渡。 主要回收、浓缩和澄清所需的离心机和试剂是可用的。 一旦您的最佳内部开发的生产基础介质确定，期待Avantor定制制造您的液体或干格式的介质，并包装他们，以允许高效转移到您的生物反...

实验室化学防护 当使用任何化学品，尤其是危险化学品时，安全至关重要。 当然，必须使用适当的个人防护设备，但您可能还需要考虑其他选择来帮助您保持实验室安全： 化学品处理–选择易于处理，更安全的容器中的化学品可以让您更安全 准备好合适的吸收剂以防意外破损或溢出 使用更安全的化学替代品并监控有害残留物，避免不必要的危害 桌面保护和更安全的分配 化学品存储，包括危险标签 此外，我们还提供了一些常见问题解答，希望您能找到有关REACH和CLP法规的有用信息。 可以下载一般安全准则和技术指南，以及指向...

Production Chemicals News PESTINORM SUPRATRACE solvents for pesticide and organic substances trace analysis PESTINORM SUPRATRACE – a universal solvent for every application Secondary reference standards for Gas Chromatography Aqueous solutions for...

General Description of an Application Application Date: 24.05.2013 Page 1 of 7 Determination of Peroxide value Application Date: 24.05.2013 Page 2 of 7 Use The peroxide number gives the initial evidence of rancidity in unsaturated fats and oils. O...

Gehaltsbestimmung von Ca und Mg in Mineralwässern Application date: 28.2.2012 Seite 1 von 8 Determination of total titratable acidity in wine and most (EU version) Application date: 28.2.2012 Seite 2 von 8 Use This method is used for the quantitat...

样品制备 It is essential to obtain accurate results. VWR offers a large choice of products from mixing and grinding to automatic digestion and distillation systems. Digestions units used for the determination of nitrogen COD and trace metals in water ...

Automatic titration without all the complications Titration can be easy. The TitraLab AT1000 from HACH uses pre-set functions that eliminate complex programming and provide accurate results. An ideal replacement for the burette! Stop guessing when...

Masterflex B/T® Tubing Life Technical Data B/T Performance Data for NORPRENE® Food Silicone and C-FLEX® Tubing Formulations Like the L/S® and I/P® tubing sizes B/T sizes B/T® 86 B/T® 88 B/T® 90 and B/T® 92 tubing offer all the characteristics of t...

化学品和试剂 VWR化学品根据您的应用按照等级优化，所有产品参数详细并且质量可靠。如需申请VWR化学品目录，请点击下面按钮。 Chemical Innovations Literature MSDS Certificates Solvents Our different solvent grades are optimised to your applications. Inorganic Reagents High quality inorganic reagents including...