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试管管盖，Safe-T-Flex

供应商: VWR Collection

描述: Safe-T-Flex管盖具有独特的柔性过锁设计，牢固锁定在管缘外部，且可单手取下。紧密的密封件可确保样品的完整性，并防止血清样本溢出或蒸发。该专用密封件可阻挡高传染性生物（如TB和HTLV-III病毒）的悬浮微粒。管盖带彩色编码，易于识别标本，且有助于防止交叉污染。还可用永久性墨水在每个管盖的顶部进行编号或贴标。自锁管盖可牢固固定在任何位置，并确保内容物在运输期间的安全。液密密封件可承受离心、摇动、冷藏和冷冻。

TRIS HCl (tris(hydroxymethyl)aminomethane hydrochloride) ≥99.0% Made from Tromethamine USP, 生物技术试剂, J.T.Baker®

供应商: Avantor

描述: GMP manufactured product. The infrared spectrum conforms to the standard.

SDS 证书

尿素 99.0-100.5% USP, J.T.Baker®

目录号: (BAKR4205-60)

供应商: Avantor

描述: 尿素 99.0-100.5% USP, J.T.Baker®

计量单位: 1 * 50 千克

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TRIS HCl (tris(hydroxymethyl)aminomethane hydrochloride) ≥99.0% （基于干燥的物质）, 超纯生物试剂用于液相色谱, 用于分子生物学, J.T.Baker®

供应商: Avantor

描述: For liquid chromatography and molecular biology applications.

SDS 证书

TRIS HCl (tris(hydroxymethyl)aminomethane hydrochloride) ≥99.0%, 生物技术试剂, J.T.Baker®

供应商: Avantor

描述: TRIS HCl (tris(hydroxymethyl)aminomethane hydrochloride) ≥99.0%, Biotech Reagent, J.T.Baker®

SDS 证书

VWR® Spinbar®, Magnetic stirring bars, octagon, with pivot ring

供应商: VWR BRAND PRIVATE LABEL USA

描述: Octagonal shaped magnetic stirring bars have an interrupted profile which provides greater surface area and added turbulence when compared to the smooth surface of cylindrical bars.