ISO 14931-2021 pdf download

ISO 14931-2021 pdf download.Leather一Leather for apparel (excluding furs)一Specifications and sampling procedures. This document gives recommended values and related test methods for apparel leather, excluding furs. It also specifies the sampling and conditioning procedures of laboratory samples. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 105-B02, Textiles — Tests for colourfastness — Part 802: Colourfastness to artificial light: Xenon arc fading lamp test ISO 2418, Leather — Chemical, physical and mechanical and fastness tests — Sampling location ISO 2419. Leather — Physical and mechanical tests — Sample preparation and conditioning ISO 2588, Leather — Sampling — Number of items for a gross sample ISO 3376, Leather — Physical and mechanical tests — Determination of tensile strength and percentage elongation ISO 3377-1, Leather — Physical and mechanical tests — Determination of tear load — Part 1: Single edge tear ISO 4044, Leather — Chemical tests — Preparation of chemical test samples ISO 4045, Leather — Chemical tests — Determination of pH and difference figure ISO 5402-1. Leather — Determination offlex resistance — Part 1: Flexometer method ISO 11640, Leather — Tests for colourfastness — Colourfastness to cycles of to-and-fro rubbing ISO 11642, Leather — Tests for colourfastness — Colourfastness to water ISO 11643, Leather — Tests for colourfastness — Colourfastness of small samples to solvents ISO 11644, Leather — Test for adhesion offinish ISO 15700, Leather — Tests for colourfastness — Colourfastness to water spotting ISO 17070, Leather — Chemical tests — Determination of tetrachioro phenol., trichioro phenol-, dichlorophenol-, monochioro phenol-isomers and pentachiorophenol content ISO 17075-1, Leather — Chemical determination of chromium(V!) content in leather — Part 1: Colorimetric method ISO 17075-2, Leather — Chemical determination of chromium(V1) content in leather — Part 2: Chromatographic method ISO 17186, Leather — Physical and mechanical tests — Determination of surface coating thickness ISO 17226-1, Leather — Chemical determination of formaldehyde content — Part 1: Method using highperformance liquid chromatography 3 Terms and definitions No terms and definitions are listed in this document. ISO and IEC maintain terminological databases for use in standardization at the following addresses: 一ISO Online browsing platform: available at https://www.iso.org/obp 一IEC Electropedia: available at http://www.electropedia.org/.ISO 14931 pdf download.