GB/T 4700.7-1998
Methods for chemical analysis of calcium-silicon The infrared absorption method and the combustion-potassium iodate titration method for the determination of sulfur content

Withdraw

Standard No.

GB/T 4700.7-1998

Language

Chinese

Release Date

1998

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Lastest

GB/T 4700.7-1998

Replace By

YB/T 5317-2006

Replace

GB/T 4700.7-1988 GB/T 4700.8-1988

Scope

This standard specifies the determination of sulfur content by infrared absorption method and combustion potassium iodate titration method. This standard applies to the determination of sulfur content in silicon-calcium alloys. Measuring range: 0.005% to 0.070%.

GB/T 4700.7-1998 history

• 1998 GB/T 4700.7-1998 Methods for chemical analysis of calcium-silicon The infrared absorption method and the combustion-potassium iodate titration method for the determination of sulfur content
• 0000年 GB/T 4700.8-1988

GB/T 4700.7-1998 Methods for chemical analysis of calcium-silicon The infrared absorption method and the combustion-potassium iodate titration method for the determination of sulfur content was changed to YB/T 5317-2006 Calcium silicon alloy chemical analysis method infrared absorption method and combustion potassium iodate titration method for determination of sulfur content.

GB/T 4700.7-1998 -All Parts