KS M ISO 21687:2011
Carbonaceous materials used in the production of aluminium-Determination of density by gas pyknometry (volumetric) using helium as the analysis gas-Solid materials

Standard No.

KS M ISO 21687:2011

Release Date

2011

Published By

Korean Agency for Technology and Standards (KATS)

Status

Withdraw

Replace By

KS M ISO 21687:2016

Latest

KS M ISO 21687-2021

Scope

This standard is for the determination of density of raw and calcined petroleum coke and similar solid materials (e.g. electrodes).

KS M ISO 21687:2011 history

• 2021 KS M ISO 21687-2021 Carbonaceous materials used in the production of aluminium－Determination of density by gas pyknometry (volumetric) using helium as the analysis gas－Solid materials
• 2016 KS M ISO 21687:2016 Carbonaceous materials used in the production of aluminium－Determination of density by gas pyknometry (volumetric) using helium as the analysis gas－Solid materials
• 2011 KS M ISO 21687:2011 Carbonaceous materials used in the production of aluminium-Determination of density by gas pyknometry (volumetric) using helium as the analysis gas-Solid materials