标准号:ISO 424-1994
中文标准名称:摄影 冲洗用化学品 无水碳酸钠和一水合碳酸钠规范
英文标准名称:Photography - Processing chemicals - Specifications for anhydrous sodium carbonate and sodium carbonate monohydrate
标准类型:G85
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:G85
国际标准分类号:37.040.30
适用范围:Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade anhydrous sodium carbonate and sodium carbonate monohydrate and specifies the test methods to be used to determine the purity.