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Overview ISO 2478:1987 specifies two laboratory methods for determining the permanent change in dimensions of dense shaped refractory products when heated and cooled. The standard applies to dense re…
Overview ISO 2470-2:2008 defines a laboratory method for measuring the D65 brightness (diffuse blue reflectance factor) of white and near-white pulps, papers and boards under outdoor daylight conditi…
Overview ISO 2471:2008 specifies a standardized laboratory method for determining the opacity (paper backing) of paper and board by the diffuse reflectance technique. The method quantifies how well o…
Overview ISO 2476:2014 - "Butadiene rubber (BR) - Solution‑polymerized types - Evaluation procedures" - defines standardized test methods for evaluating solution‑polymerized butadiene rubbers (BR), i…
Overview ISO 2470-1:2016 specifies a standardized method to measure the diffuse blue reflectance factor (commonly called ISO brightness) of white and near‑white pulps, papers and boards under indoor…
Overview ISO 2477:2005 specifies a standardized test method for determining the permanent change in dimensions on heating of shaped insulating refractory products. The procedure measures the residual…
Overview ISO 2475:2011 - Chloroprene rubber (CR) - General-purpose types - Evaluation procedure defines the standard test methods, materials and processing steps for evaluating general-purpose chloro…
Overview ISO 2478:2025 - Dense shaped refractory products - Determination of permanent change in dimensions on heating - specifies standardized test methods to measure permanent dimensional change (e…
Overview ISO 24758-1:2025 - "Fine bubble technology - Evaluation method for determining the reactive oxygen species in ultrafine bubble dispersions - Part 1: Probe based kinetic model" specifies a st…
Overview ISO 24758-2:2025 - Fine bubble technology - Evaluation method for determining the reactive oxygen species in ultrafine bubble dispersions - Part 2: APF (3'-(p-aminophenyl) fluorescein) assay…
Overview ISO 247-2:2018 - "Rubber - Determination of ash - Part 2: Thermogravimetric analysis (TGA)" specifies two TGA-based methods for measuring ash content in raw rubbers, compounded rubbers and v…
Overview ISO 2479:1972 - "Sodium chloride for industrial use - Determination of matter insoluble in water or in acid and preparation of principal solutions for other determinations" defines a laborat…
Overview ISO 247-1:2018 - Rubber - Determination of ash - Part 1: Combustion method describes standardized laboratory procedures to determine the ash content of raw rubbers, compounded rubbers and vu…
Overview ISO 2475:2025 - "Chloroprene rubber (CR) - General-purpose types - Evaluation procedure" (sixth edition) defines laboratory protocols to evaluate the vulcanization and basic physical/chemica…
1 Scope This International Standard specifies, for general-purpose chloroprene rubbers (CRs): — physical and chemical tests on raw rubbers; — standard materials, standard test formulations, equipment…