GOST R ISO 20137-2020 皮革 化学测试 皮革中关键化学品测试指南
Leather. Chemical tests. Guidelines for testing critical chemicals in leather
ISO 20137:2017 | IULTCS/IUC 36 皮革 化学测试 皮革中关键化学品测试指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
UNE-EN ISO 20137:2018 皮革 化学测试 皮革中关键化学品测试指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather (ISO 20137:2017)
DIN EN ISO 20137:2022-12 皮革 化学测试 皮革中关键化学品测试指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather (ISO/DIS 20137:2022); German and English version prEN ISO 20137:2022 / Note: Date of issue 2022-11-11*Intended as replacement for DIN EN ISO 20137 (2017-07).
NF EN ISO 20137:2017 皮革 - 化学测试 - 皮革上关键化学品测试指南
Cuir - Essais chimiques - Lignes directrices pour les essais de produits chimiques critiques sur le cuir
ISO/FDIS 20137:2023 皮革 化学测试 皮革中关键化学品测试指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
IS 582-1970 皮革化学测试方法
1.1 This standard prescribes the methods of chemical testing for all types of leathers. 1.2 Should there be any inconsistency between the methods
ISO 20137:2017 皮革. 化学试验. 皮革中重要化学物质试验指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather
BS EN ISO 20137:2017 皮革. 化学试验. 皮革中重要化学物质试验指南
Leather. Chemical tests. Guidelines for testing critical chemicals in leather
NF G52-027*NF EN ISO 20137:2017 皮革 化学测试 皮革中关键化学品的测试指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather
KS M ISO 20137:2021 皮革.化学试验.皮革中关键化学品的试验指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
KS M ISO 20137-2021 皮革.化学试验.皮革中关键化学品的试验指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
QB/T 2724-2005 皮革.化学试验.pH的测定
本标准规定了皮革水萃取液的pH和稀释差的测定方法。 本标准适用于各种类型的皮革
Leather-Chemical tests-Determination of pH
prEN ISO 20137 皮革 化学测试 皮革关键化学品测试指南（ISO/DIS 20137:2022）
ISO 20137:2017 gives guidelines to apply the available chemical test methods for leather. This information can be used by those involved in setting
Leather - Chemical tests - Guidelines for testing critical chemicals in leather (ISO/DIS 20137:2022)
DIN EN 17848:2022 皮革 化学品 质量控制
Leather - Chemicals - Quality control; German and English version prEN 17848:2022
GOST R ISO 20137-2020 皮革 化学测试 皮革中关键化学品测试指南
Leather. Chemical tests. Guidelines for testing critical chemicals in leather
ISO 20137:2017 | IULTCS/IUC 36 皮革 化学测试 皮革中关键化学品测试指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
UNE-EN ISO 20137:2018 皮革 化学测试 皮革中关键化学品测试指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather (ISO 20137:2017)
DIN EN ISO 20137:2022-12 皮革 化学测试 皮革中关键化学品测试指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather (ISO/DIS 20137:2022); German and English version prEN ISO 20137:2022 / Note: Date of issue 2022-11-11*Intended as replacement for DIN EN ISO 20137 (2017-07).
NF EN ISO 20137:2017 皮革 - 化学测试 - 皮革上关键化学品测试指南
Cuir - Essais chimiques - Lignes directrices pour les essais de produits chimiques critiques sur le cuir
ISO/FDIS 20137:2023 皮革 化学测试 皮革中关键化学品测试指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
IS 582-1970 皮革化学测试方法
1.1 This standard prescribes the methods of chemical testing for all types of leathers. 1.2 Should there be any inconsistency between the methods
ISO 20137:2017 皮革. 化学试验. 皮革中重要化学物质试验指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather
BS EN ISO 20137:2017 皮革. 化学试验. 皮革中重要化学物质试验指南
Leather. Chemical tests. Guidelines for testing critical chemicals in leather
NF G52-027*NF EN ISO 20137:2017 皮革 化学测试 皮革中关键化学品的测试指南
Leather - Chemical tests - Guidelines for testing critical chemicals in leather
KS M ISO 20137:2021 皮革.化学试验.皮革中关键化学品的试验指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
KS M ISO 20137-2021 皮革.化学试验.皮革中关键化学品的试验指南
Leather — Chemical tests — Guidelines for testing critical chemicals in leather
QB/T 2724-2005 皮革.化学试验.pH的测定
本标准规定了皮革水萃取液的pH和稀释差的测定方法。 本标准适用于各种类型的皮革
Leather-Chemical tests-Determination of pH
prEN ISO 20137 皮革 化学测试 皮革关键化学品测试指南（ISO/DIS 20137:2022）
ISO 20137:2017 gives guidelines to apply the available chemical test methods for leather. This information can be used by those involved in setting
Leather - Chemical tests - Guidelines for testing critical chemicals in leather (ISO/DIS 20137:2022)
DIN EN 17848:2022 皮革 化学品 质量控制
Leather - Chemicals - Quality control; German and English version prEN 17848:2022
编辑：北检院编辑部
