标准编号:	GB/T 19941-2005
中文名称:	皮革和毛皮 化学试验 甲醛含量的测定
英文名称:	Leather and fur-Chemical tests-Determination of formaldehyde content
中标分类:	Y46    毛皮、皮革
行业分类:	GB    国家标准
ICS分类:	59.140.30 59.140.30    皮革和裘皮 59.140.30
发布机构:	国家质量监督检验检疫总局 国家标准化管理委员会
发布日期:	2005-09-26
实施日期:	2006-4-1
标准状态:	superseded
被新标准替代:	GB/T 19941.1-2019 皮革和毛皮 甲醛含量的测定 第1部分：高效液相色谱法 GB/T 19941.2-2019 皮革和毛皮 甲醛含量的测定 第2部分：分光光度法
被替代日期:	2020-7-1
替代旧标准:	GB/T 19941.2-2019 皮革和毛皮 甲醛含量的测定 第2部分：分光光度法
翻译语言:	英文
文件格式:	PDF

This standard specifies the method for the determination of free and hydrolyzed formaldehyde content in leather and fur products. This standard is applicable to various of leather and fur as well as their products.

1 Scope 1 2 Normative Reference 1 3 Preparation and Standardization of Formaldehyde Stock Solution 1 3.1 Reagents 1 3.2 Preparation of Formaldehyde Stock Solution 2 3.3 Calculation of Formaldehyde Stock Solution Concentration 2 4 Chromatographic Method (HPLC) 2 4.1 Principle 2 4.2 Reagents and Materials 2 4.3 Apparatus 3 4.4 Procedures 3 5 Spectrophotometric Method 5 5.1 Principle 5 5.2 Reagents and Materials 5 5.3 Apparatus 5 5.4 Procedures 6 6 Expression of Results 8 7 Test Report 9 Appendix A (Informative) Feasibility of the Test Methods 10 A.1 Reliability of the HPLC Method 10 A.2 Reliability of the Spectrophotometric Method 10 Appendix B (Informative) Comparison Between the Chapter and Article Numbers in This Standard and the One in ISO/TS 17226: 2003 11 Appendix C (Informative) Technical Differences Between this National Standard and ISO/TS 17226: 2003 and the Reasons Hereof 13