标准编号：ISO 622:2016
中文名称：固体矿物燃料 磷含量的测定 还原磷钼酸盐光度法
英文名称：Solid mineral fuels — Determination of phosphorus content — Reduced molybdophosphate photometric method
发布日期：2016-11
标准范围
This document specifies a reduced molybdophosphate photometric method for the determination of the total phosphorus content of hard coal, lignites and coke. Two methods for taking the phosphorus into solution are specified, namely extraction from the coal or coke ash with acid or by repeated oxidation of the coal or coke, by acid, to remove carbonaceous matter.
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