ISOTS80004-4标准是由纳米技术标准协会制定的词汇标准的一部分,主要用于规范纳米结构材料的术语和定义。该标准涵盖了纳米结构材料的基本概念、分类、特性、制备方法以及应用等方面的术语。 标准内容详解 1.基本概念:该标准首先对纳米结构材料的基本概念进行了定义,指出纳米结构材料是指由尺寸在纳米尺度范围内的材料,即材...
标准号:ISO 18369-4:2017 EN 标准名称:眼科光学 隐形眼镜 第4部分:隐形眼镜材料的物理化学特性 英文名称:Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials 标准状态:现行 发布日期:2017-08-23 文档简介 ISO18369-4:2017规定了与接触镜材料有关的物理化学性质的...
Many different analytes are determined on a daily basis in many different matrices, and the quality control (QC) for these determinations requires the use ... T Venelinov,A Sahuquillo - 《Trends in Analytical Chemistry》 被引量: 33发表: 2006年 Standard Practice for QCM Measurement of Spacecra...
7,2’-dihydroxy-3’,4’-dimethoxyisoflavan/7,2′-羟基-3′,4′-二甲氧基异黄烷Product ID: E-0806 CAS Number52250-35-8 Alias Name7,2’-dihydroxy-3’,4’-dimethoxyisoflavan; Isomucronulatol;DL-Isomucronulatol Purity(hplc)≥98% ...
ISO 35474:2017 EN Plain bearings Wrapped bushes Part 4: Materials 主要涵盖了以下方面的内容: 包衬波纹管座圈的种类和性能要求:包括钢制波纹管座圈青铜聚酰胺镶嵌波纹管座圈等;
Toray Advanced Composites specializes in multiple composite and carbon fiber materials and processes for the world's aerospace, space/satellite, high-performance automotive racing, high-end industrial, and athletic footwear markets.
1β-Picolinoyloxy-2β,6α-diacetoxy-8β,13-diisobutanoyloxy-9α-furanoyloxy-4α-hydroxy-β-dihydroagarofuran/1β-Picolinoyloxy-2β,6α-diacetoxy-8β,13-diisobutanoyloxy-9α-furanoyloxy-4α-hydroxy-β-dihydroagarofuran Product ID: E-3917 CAS Number 1403757-09-4 Purity(hplc) ≥95% ...
Dental Fiber Post with 4 Drills Dental Clinic Lab Material The fiber post has X-ray blocking properties, and the fiber-reinforced composite resin root canal post is available in four sizes. It has excellent light transmission and elasticity similar to human dentin, which ...
To ensure that their customers get the most out of their 3D printers, 3D Systems has completed testing of the materials for the Figure 4 system in ASTM and ISO standards.
SZGH-S450-B-4 is our SCARA Robots Series robot arm,can be do 450mm-800mm reaching ;widely used for Materials handling, parts transfer, machine management, testing, gluing, &assembly ; with favorable price, wide application, safe and efficient, is a product worth hav...