GB/T 7730.8-2000
Methods for chemical analysis of ferromanganese and blast furnace ferromanganese The infrared absorption method for the determination of sulfur content (English Version)

Standard No.

GB/T 7730.8-2000

Language

Chinese, Available in English version

Release Date

2000

Published By

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

Status

Be replaced 2008-11

Replace By

GB/T 5686.7-2008

Latest

GB/T 5686.7-2022

Scope

This standard specifies the infrared absorption method for the determination of sulfur content. This standard applies to the determination of sulfur content in ferromanganese and blast furnace ferromanganese. The measurement range is 0.005% (m/m) to 0.045% (m/m).

GB/T 7730.8-2000 history

• 2022 GB/T 5686.7-2022 Ferromanganese，ferromanganese-silicon，nitrogen-bearing ferromanganese and manganese metal—Determination of sulfur content—Infrared absorption method and combustion-neutralization method
• 2008 GB/T 5686.7-2008 Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal. Determination of sulfur content. Infrared absorption method and combustion-neutralization method
• 2000 GB/T 7730.8-2000 Methods for chemical analysis of ferromanganese and blast furnace ferromanganese The infrared absorption method for the determination of sulfur content

GB/T 7730.8-2000 Methods for chemical analysis of ferromanganese and blast furnace ferromanganese The infrared absorption method for the determination of sulfur content was changed to GB/T 5686.7-2008 Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal. Determination of sulfur content. Infrared absorption method and combustion-neutralization method.

GB/T 7730.8-2000 -All Parts