YS/T 248.2-1985
Crude lead chemical analysis method Catechol violet photometric method Determination of tin content (English Version)

Standard No.

YS/T 248.2-1985

Language

Chinese, Available in English version

Published By

Professional Standard - Non-ferrous Metal

Status

Be replaced 2007-10

Replace By

YS/T 248.2-2007

Latest

YS/T 248.2-2007

YS/T 248.2-1985 history

• 2007 YS/T 248.2-2007 Methods for chemical analysis of crude lead.Determination of tin content.Phenylfuorone photometric method and potassium iodate titrimetric method
• 1970 YS/T 248.2-1985 Crude lead chemical analysis method Catechol violet photometric method Determination of tin content