实施日期:2007-12-01
General rules for analytical methods of liquid column chromatography
实施日期:1997-05-01
Plastics -- Ultra-high-molecular-weight polyethylene (PE-UHMW) moulding and extrusion materials -- Part 2: Preparation of test specimens and determination of properties
发布日期:1998-11-01 实施日期:1998-11-01
Determination of the molecular-mass distribution of solution polymers by gel permeation chromatography
发布日期:2007-08-01 实施日期:2008-01-01
Standard test method for in situ determination of network parameters of crosslinked ultra high molecular weight polyethylene(UHMWPE)
适用范围:本试验方法描述了如何通过测定浸没在邻二甲苯中的超高分子量聚乙烯(以下简称 UHMWPE ) 样品的溶胀度,对经电离辐射或化学方法交联的 UHMWPE 的交联点密度、交联点间分子量以及重复单元的数量进行测定。本标准将对在上述测...
发布日期:2010-12-27 实施日期:2012-06-01
Surface active agents; technical alkane sulphonates; determination of mean relative molecular mass of alkane monosulphonates
适用范围:The document specifies a method for the determination of mean relative molecular mass of alkane monosulfate present in technical alkane sulfonates which do not contain significant quantities of paraffi...
Surface active agents -- Technical alkane sulfonates -- Determination of the mean relative molecular mass of the alkane monosulfonates and the alkane monosulfonate content
适用范围:A test portion is dissolved in ethanol and the solution is acidified. The alkane monosulfonic acids are separated from the alkane disulfonates and sulfate ions by extraction with light petroleum. The l...
发布日期:1989-06-30 实施日期:1989-06-30
实施日期:2010-10-31
Estimation of molecular weight(relative molecular mass)of petroleum oils from viscosity measurements
适用范围:本标准规定了用石油馏分37.78℃和98.89℃的运动粘度估算其平均分子量(相对分子质量)的方法。本标准适用于分子量为250~700的均匀石油馏分样品,不适用于组成非常特殊或分子量范围异常窄的油品。本标准以国际单位制作为标准计...
发布日期:2004-04-09 实施日期:2004-09-01
实施日期:2007-02-01
Implants for surgery -- Ultra-high-molecular-weight polyethylene -- Part 5: Morphology assessment method
适用范围:ISO 5834-5:2005 specifies the test method for assessing the morphology of UHMWPE moulded forms, which are described in ISO 5834-2. It is not applicable to UHMWPE powder forms, which are described in IS...
发布日期:2005-06-01 实施日期:2005-06-01
Kunststoffe. Bestimmung der Viskositaet von Polymeren in verduennter Loesung unter Verwendung von Kapillarviskosimetern. Vinylchlorid-Polymere (ISO 1628-2:1998) Plastics-Determination of the Viscosity ...
适用范围:This part of ISO 1628 specifies conditions for the determination of the reduced viscosity (also known as viscosity number) and K-value of PVC resins. It is applicable to resins in powder form which con...
实施日期:2000-04-15
Determination of mean relative molecular mass for industrial alkylbenzene--Gas-liquid chromatographic method
适用范围:本标准适用于测定工业直链烷基苯的平均相对分子量,不适用于支链烷基苯。
发布日期:1985-05-10 实施日期:1986-01-01
Standard test method for measurement of enthalpy of fusion,percent crystallinity,and melting point of ultra-high-molecular weight polyethylene by means of differential scanning calorimetry
适用范围:本标准描述了超高分子量聚乙烯( UHMWPE )熔化熔和熔点的测定方法,以及结晶度的计算方法。本方法可用于粉料、固化成型后的材料、成品或使用过的 UHMWPE 。本方法也可用于经辐射的或化学交联的 UHMWPE 的熔化烙、熔点和结晶度...
发布日期:2010-12-27 实施日期:2012-06-01
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