标准摘要
[中文适用范围]： 测定按以下方式进行：用硝酸水解聚磷酸盐。 磷酸盐在丙酮溶液中以磷钼酸喹啉的形式沉淀。 干燥并称重沉淀物。 [外文原描述]： The determination is carried out in the following way: Hydrolysis of polyphosphates by nitric acid. Precipitation of phosphates in the form of quinoline phosphomolybdate in acetone solution. Drying and weighing of the precipitate.
英文名称Washing powders — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method