This section specifies the method for determination of lead content in crude lead. This section applies to the determination of lead content in crude lead. Measuring range: ≥90%.
YS/T 248.1-2007 history
2007YS/T 248.1-2007 Methods for chemical analysis of crude lead.Determination of lead content.NaEDTA titrimetric method
1970YS/T 248.1-1985 Crude lead chemical analysis method EDTA volumetric method for determination of lead content