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1 Scope This document specifies the test method for determination of particle size of ion exchange resin by laser diffraction, ranging from 0,1 μm to 2,0 mm.
Overview ISO 4960:2019 specifies minimum requirements for cold‑reduced carbon steel strip with a mass fraction of carbon over 0.25%, supplied in coils or cut lengths. The standard targets products us…
Overview ISO 4918:2016/Amd 1:2018 is an amendment to the international standard ISO 4918:2016, which specifies the castor chair test for assessing resilient, textile, and laminate floor coverings. Th…
Overview ISO 49:1994/Amd 1:2018 is an important amendment to the original ISO 49:1994 standard, focusing on malleable cast iron fittings threaded to ISO 7-1. This amendment specifically addresses the…
Overview EN ISO 4937:2024 - published by CEN as the European adoption of ISO 4937:2024 - specifies a standardized laboratory method for the determination of chromium in steel and iron by potentiometr…
Overview EN ISO 4973:2023 (ISO 4973:2023) - "Cosmetics - Microbiology - Quality control of culture media and diluents used in cosmetics standards" specifies minimum requirements for quality control (…
Overview EN ISO 4943:2022 - titled Steel and cast iron - Determination of copper content - Flame atomic absorption spectrometric method - specifies a validated laboratory procedure for measuring copp…
Overview EN ISO 4918:2021 (ISO 4918:2016, incl. Amd 1:2018) specifies the castor chair test for resilient, textile and laminate floor coverings. The standard defines laboratory methods to determine c…
Overview EN ISO 4947:2020 - "Steel and cast iron - Determination of vanadium content - Potentiometric titration method" - is the CEN-adopted version of ISO 4947:2020. This standard specifies a potent…
Overview EN ISO 4945:2018 - titled Steel - Determination of nitrogen - Spectrophotometric method (ISO 4945:2018) - is a CEN-endorsed international standard that specifies a laboratory spectrophotomet…
Overview SIST ISO 49:2001/Amd 1:2018 is an important amendment to the original ISO 49:1994 standard, focusing on malleable cast iron fittings threaded to ISO 7-1. This amendment specifically addresse…
Overview EN ISO 4957:2018 (Tool steels) is the CEN-adopted international standard that specifies requirements for wrought tool steels, including non‑alloy cold‑work, alloy cold‑work, alloy hot‑work,…
Overview EN ISO 4938:2016 - "Steel and iron - Determination of nickel content - Gravimetric or titrimetric method" is a CEN-adopted ISO standard that specifies validated laboratory procedures for mea…
Overview EN ISO 4946:2016 - "Steel and cast iron - Determination of copper - 2,2'-Biquinoline spectrophotometric method" is a CEN-adopted international standard specifying a spectrophotometric proced…
Overview EN ISO 4920:2012 (ISO 4920:2012) specifies a standardized spray test to determine the resistance of textile fabrics to surface wetting by water. The method applies to any fabric, with or wit…
Overview SIST EN ISO 4934:2004 (ISO 4934:2003) is a European and International standard that specifies a gravimetric method for the determination of sulfur content in steel and iron. This standard is…
Overview EN ISO 4934:2003 - Steel and iron: Determination of sulfur content - Gravimetric method specifies a laboratory gravimetric procedure for measuring sulfur in steels and iron (excluding steels…
Overview SIST EN ISO 4921:2002, titled Knitting - Basic Concepts - Vocabulary (ISO 4921:2000), is an international standard developed by CEN to establish a comprehensive set of terms and definitions…
Overview EN ISO 4921:2001, titled Knitting - Basic Concepts - Vocabulary (ISO 4921:2000), is an international standard developed by CEN to establish a comprehensive set of terms and definitions relat…
Overview ISO 49:1994 - "Malleable cast iron fittings threaded to ISO 7-1" specifies design, material, dimensional and performance requirements for malleable cast iron threaded pipe fittings used for…
Overview ISO 497:1973 - Guide to the choice of series of preferred numbers and of series containing more rounded values - is a companion to ISO 17 that gives practical rules for selecting series of p…
Overview SIST EN 24935:1997 - "Steel and iron - Determination of sulphur content - Infrared absorption method after combustion in an induction furnace (ISO 4935:1989)" - is a European standard develo…
Overview EN 24935:1991 - "Steel and iron - Determination of sulphur content - Infrared absorption method after combustion in an induction furnace (ISO 4935:1989)" - is a European standard developed b…