DIN 51941-1:2008-01 Testing of carbonaceous materials - Determination of chemical composition - Part 1: Sample preparation, solid materials, solid binders and impregnants
2008DIN 51941-1:2008 Testing of carbonaceous materials - Determination of chemical composition - Part 1: Sample preparation, solid materials, solid binders and impregnants
1994DIN 51941-1:1994 Testing of carbon materials - Determination of chemical composition - Part 1: Sample preparation, solid materials, solid binders and impregnants