标准摘要
[中文适用范围]： GB/T 20432的本部分规定了照相加工过程中所用溶液密度测定的通用试验方法。 [外文原描述]： Specifies a method of determining the density of solutions used in photographic processing. Measurement is made by a density meter capable of measuring density to 0,001 units, after the test portion has reached thermal equilibrium with a water-bath (at 25 °C).
英文名称Photography — Photographic-grade chemicals — Test methods — Part 12: Determination of density