您在搜索: \\u03B1-Bromo-3,4-dichlorotoluene

发酵过程工作流程 + 泵 泵 L/S 数字不锈钢泵，最高 3.4 LPM I/P 数字不锈钢泵，最高 13 LPM B/T 数字不锈钢泵，最高 42 LPM L/S 精密不锈钢泵，最高 3.4 LPM + 过滤产品 过滤产品 无论是制备、纯化还是提取样品，我们均可为您提供所需的过滤和分离产品。从超滤到粗滤，我们提供全系列实验室过滤和工艺过滤产品。在每个类别中，您都可以选择多种过滤器、材料、尺寸和品牌，充分满足您的个性化需求。从无菌膜过滤器和针头式过滤器到袋式过滤器和直通式卫生过滤器，我们可...

培养基制备 + 泵 泵 L/S 数字不锈钢泵，最高 3.4 LPM I/P 数字不锈钢泵，最高 13 LPM B/T 数字不锈钢泵，最高 42 LPM L/S 精密不锈钢泵，最高 3.4 LPM + 过滤产品 过滤产品 无论是制备、纯化还是提取样品，我们均可为您提供所需的过滤和分离产品。从超滤到粗滤，我们提供全系列实验室过滤和工艺过滤产品。在每个类别中，您都可以选择多种过滤器、材料、尺寸和品牌，充分满足您的个性化需求。从无菌膜过滤器和针头式过滤器到袋式过滤器和直通式卫生过滤器，我们可提供适...

常用单位换算器 单位换算指不同单位之间的数值换算。这一过程可通过换算因子，也就是乘数实现，乘数代表原单位与目标单位之间的关系。例如，您可以使用换算因子将以加仑为单位的体积测量值转换为公升，或反过来换算。 此页面包含的换算器可用于多种测量值的单位转换，包括常用的单位换算，例如长度、体积、温度和压力，以及工程、流体和光学单位换算。 距离和长度换算 立即换算长度或距离单位。92 种不同单位可供选择，包括米、千米、分米、厘米、毫米、微米、里格、英里、英寻、码、英尺、英寸...... 重量和质量换算...

频率波长换算 立即换算频率波长单位。34种不同单位可供选择，包括赫兹、艾赫兹、拍赫兹、太赫兹、吉赫兹、兆赫兹、千赫兹、百赫兹、十赫兹、分赫兹、厘赫兹、毫赫兹...... 自： 至： 赫兹 [Hz]艾赫兹 [EHz]拍赫兹 [PHz]太赫兹 [THz]吉赫兹 [GHz]兆赫兹 [MHz]千赫兹 [kHz]百赫兹 [hHz]十赫兹 [daHz]分赫兹 [dHz]厘赫兹 [cHz]毫赫兹 [mHz]微赫兹 [µHz]纳赫兹 [nHz]皮赫兹 [pHz]飞赫兹 [fHz]阿赫兹 [aHz]周/秒艾...

管螺纹类型和名称 经 Colder Products Company 许可发布 综述 为了应用于紧固和液压系统，不同类型的螺纹相继问世。其中，液压回路中的塑料与金属、锥形/平行螺纹接头尤其引人关注。对此本文进行了讨论并给出了一些建议，以帮助了解不同类型的螺纹及其使用方式。 发展 19 世纪，液压和气动回路以及紧固部件需要各种各样的螺纹类型。因此，制造商开始自己设计紧固系统。这就导致了兼容性问题。英国机械工程师和发明家 Joseph Whitworth 爵士于 1841 年设计了一款统一的螺...

Trusted by scientists worldwide the Thermo Scientific™ NanoDrop™ instruments set the standard for microvolume analysis delivering accurate nucleic acid and protein sample concentration as well as sample purity information. Quantify and qualify DNA...

Masterflex L/S 泵管选择 精密挤出泵管助您的 Masterflex L/S 泵头 达到最佳性能。泵管与我们的 L/S 泵头精密匹配。 我们提供精密泵管或高性能精密泵管以供选择。高性能精密泵管的管壁更厚，可提高产生压力、吸程、泵送粘性流体的能力以及泵管寿命。十几种不同配方可供选择。 BioPharm Plus 硅胶（铂金固化） BioPharm 硅胶（铂金固化） Chem-Durance® Bio C-Flex® C-Flex® ULTRA GORE® STA-PURE® PC...

Thermo Scientific NanoDrop One Microvolume UV-Vis Spectrophotometers Intelligent microvolume analysis Pipette. Measure. Know. • Employs spectral analysis algorithms to identify contaminants in the sample and report a corrected concentration. • Ens...

infoPoint Surveys of cultures from labs all over the world reveal a strong prevalence of contamination by Mycoplasma and other Mollicutes. Depending on the method of detection 10-40% of continuous cell lines have been tested positively. The specie...

Problem A large university’s Department of Risk Management and Safety needed to implement a campus-wide container-based chemical tracking system to monitor and report all chemicals on campus at any given time with zero margin for error. The estima...

Complete ICP-MS standards range at 10 mg/l 68 single elements ICP-MS standards for metal trace analysis calibration Large ICP-MS single element standards range at 10 mg/l delivered with an extensive Certificate of Analysis (NIST traceability contr...

3M™ Eyewear Lens Type Impact Protection Coating Lens Filter and Shading Visual Light Lens Transmittance EN166 Lens Marking Specialised field of use (see User Instructions) Mechanical work Outside Work Driver Chemical Application Metallurgy Surface...

A What kind of storage tube should I use to prevent the breakdown of RNA in tissue during cold storage? Selecting the proper storage tube to protect the integrity of your tissue samples is imperative. During frozen storage a primary concern is the...

Attachment and differentiation of normal and transformed cells Corning Matrigel matrix certified LDEV-free and the trusted leading basement membrane provides a physiologically relevant environment for studies of cell morphology biochemical functio...

infoPoint The complete decontamination of equipment and surfaces from any DNA molecules is important for biological containment and safety as well as preventing false results in PCR amplification experiments. DNA-ExitusPlus™ is a safe nucleic acid...

VISCOSITY STANDARDS New range of certified accurate and traceable Viscosity Standards. These products can be used for calibration control verification qualification or method validation of kinematic and dynamic viscosity measurement instruments (b...