标准摘要
[中文适用范围]: 取消并取代第一版(1976 年)。 制定了照相级无水碳酸钠和一水碳酸钠的纯度标准,并规定了用于确定纯度的测试方法。 [外文原描述]: 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.
英文名称Photography — Processing chemicals — Specifications for anhydrous sodium carbonate and sodium carbonate monohydrate