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Overview SIST EN ISO 19743:2026 (Solid biofuels - Determination of content of heavy extraneous materials larger than 3,15 mm) is an international standard developed by CEN and ISO to establish a unif…
Overview EN ISO 19743:2026 (Solid biofuels - Determination of content of heavy extraneous materials larger than 3,15 mm) is an international standard developed by CEN and ISO to establish a uniform m…
Overview SIST EN ISO 19749:2023 (identical to ISO 19749:2021) defines standardized methods for measuring particle size and shape distributions using scanning electron microscopy (SEM). The standard g…
Overview EN ISO 19749:2023 (identical to ISO 19749:2021) defines standardized methods for measuring particle size and shape distributions using scanning electron microscopy (SEM). The standard guides…
Overview EN ISO 1974:2012 - Paper: Determination of tearing resistance - Elmendorf method specifies a standardized laboratory method for measuring the out-of-plane tearing resistance of paper using t…
1 Scope This document specifies a method for the determination of content of heavy extraneous materials larger than 3,15 mm by the use of sink-and-float separation combined with elutriation . This do…
1 Scope This document specifies the principle, apparatus, condition, sample, procedure and data processing of measuring striae in infrared optical materials. It is applicable to the determination of…
Overview ISO 197-4:1983 is an important international standard published by the International Organization for Standardization (ISO) that defines key terminology related to copper and copper alloys c…
Overview ISO 1974:2012 - "Paper - Determination of tearing resistance - Elmendorf method" specifies a laboratory test method for measuring the out-of-plane tearing resistance of paper using the Elmen…
Overview ISO 19743:2017 is an internationally recognized standard that specifies a reliable and reproducible method for determining the content of heavy extraneous materials larger than 3.15 mm in so…
Overview ISO 19740:2018 defines a standardized test method for homogeneity of infrared optical materials. It specifies the principle, apparatus, environmental conditions, sample types, measurement pr…
Overview ISO 19746:2017 specifies a standardized HPLC method for the determination of urea content in urea-based fertilizers. The scope covers pure urea, urea aldehydes (methylene urea, IBDU, CDU), u…
Overview - ISO 19749:2021 (Nanotechnologies, SEM-based particle measurements) ISO 19749:2021 specifies standardized methods for measuring particle size and shape distributions using scanning electron…
Overview ISO 19741:2025 - "Optics and photonics - Optical materials and components - Test method for striae in infrared optical materials" defines a standardized laboratory method to detect, image an…
Overview - ISO 19741:2018 (striae in infrared optical materials) ISO 19741:2018 establishes a standardized test method for detecting and quantifying striae (localized refractive-index deviations) in…
Overview ISO 19742:2018 specifies an optical test method to measure bubbles and inclusions in infrared (IR) optical materials. The standard applies to IR optical glass, crystals and ceramics that are…
Overview ISO 19747:2020 specifies a laboratory method for the determination of monosilicic acid (reported as silicon, Si) in nonliquid fertilizer materials and soil conditioners. The standard defines…
Overview ISO 19744:2020 - Test conditions for numerically controlled broaching machines - specifies how to verify the cutting accuracy of numerically controlled (NC) vertical surface type broaching m…
Overview ISO 19743:2026 establishes a standardized method for determining the content of heavy extraneous materials (HEM) larger than 3.15 mm in solid biofuels. The method relies on sink-and-float se…