介绍了松香及其改性产品的质量检验标准,针对其主要技术指标:颜色、酸值、树脂酸和金属离子含量的分析方法及研究现状进行了综述,并建议在国家标准中增加松香树脂酸和金属离子含量指标的检测方法。
Quality test standards for rosin and its modified products had been introduced. Test methods and re-search situation for major technical requirements of rosin and its modified products, such as color, acid value, resin acid and metal ion content were summarized, and it was suggested that the test methods of resin acid and metal ion content should be added in relevant standards.