YS/T 248.7-1985
Crude lead chemical analysis method fire test gold - gravimetric determination of gold and potassium thiocyanate volumetric determination of silver (English Version)

Standard No.

YS/T 248.7-1985

Language

Chinese, Available in English version

Published By

Professional Standard - Non-ferrous Metal

Status

Be replaced 2007-10

Replace By

YS/T 248.7-2007

Latest

YS/T 248.7-2007

YS/T 248.7-1985 history

• 2007 YS/T 248.7-2007 Methods for chemical analysis of crude lead.Determination of silver content.Flame atomic 'absorption spectrometric method
• 1970 YS/T 248.7-1985 Crude lead chemical analysis method fire test gold - gravimetric determination of gold and potassium thiocyanate volumetric determination of silver