DIN 51701-1 Testing of solid fuels - Sampling and sample preparation - Part 1: Definitions
DIN 51701-2 Testing of solid fuels - Sampling and sample preparation - Part 2: Sampling
DIN 51701-3 Testing of solid fuels - Sampling and sample preparation - Part 3: Sample preparation
DIN 51701-4 Testing of solid fuels - Sampling and sample preparation - Part 4: Equipment
DIN 51720 Testing of solid fuels - Determination of volatile matter content
DIN EN ISO 4259 Petroleum products - Determination and application of precision data in relation to methods of test (ISO 4259:2006); English version of DIN EN ISO 4259:2006-10
DIN 51903:2012-11 history
2012DIN 51903:2012-11 Testing of carbonaceous materials - Determination of ash value - Solid materials
1981DIN 51903:1981 Testing of carbon materials; determination of ash value; solid matters