ISO 21687:2007现行
Carbonaceous materials used in the production of aluminium - Determination of density by gas pyknometry (volumetric) using helium as the analysis gas - Solid materials
出版：International Organization for Standardization
专家解读视频
Specifies a method for the determination of the density of green and calcined petroleum coke and similar solid materials (e.g. electrodes).
NEN ISO 21687:2007 - Identical
BS ISO 21687:2007 - Identical
KS M ISO 21687:2011 - Identical
GOST R ISO 21687 : 2014 - Identical
NEN ISO 21687 : 2007 - Identical
BS ISO 21687 : 2007 - Identical
GOST R ISO 21687 : 2014 - Identical
BS ISO 21687 : 2007 - Identical
NEN ISO 21687 : 2007 - Identical
