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GB/T 25210-2010 Specifications of coals for blue-coke 120 (USD) via email in 1-3 business day VALID
GB/T 20475.3-2012 Classification for content of harmful elements in coal—Part 3:Arsenic 120 (USD) via email in 1-3 business day VALID
GB/T 20475.4-2012 Classification for content of harmful elements in coal—Part 4:Mercury 120 (USD) via email in 1-3 business day VALID
GB/T 25217.11-2019 Methods for test,monitoring and prevention of rock burst—Part 11:Prevention method of destress blasting in coal seam 180 (USD) via email in 1-3 business day VALID
MT 46-1987 Determination Methods for Triaxial Strength and Deformation of Coal and Rock 120 (USD) via email in 1 business day VALID
GB 481-1993 Sampling method of coal sample for production via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 33690-2017 Test method of coal liquefaction activity by autoclave 240 (USD) via email in 1-3 business day VALID
GB/T 37807-2019 Technical specification for underground goaf survey of open-pit coal mine 240 (USD) via email in 1-3 business day VALID
GB/T 25217.3-2019 Methods for test,monitoring and prevention of rock burst—Part 3:Classification and laboratory test method on bursting liability of coal-rock combinations sample 240 (USD) via email in 1-3 business day VALID
GB/T 34273-2017 Coal based Fisher-Tropsch sysnthesis—Standard test method for calculated cetane index of distillate fuels—Four variable equation 120 (USD) via email in 1-3 business day VALID
GB 26569-2011 Civil coalbed methane(coal mine gas) 120 (USD) via email in 1-3 business day VALID
GB/T 26127-2010 Compressed coalbed methane as vehicle fuel 120 (USD) via email in 1-3 business day VALID
MT/T 849-2000 Classification for volatile matter of coal 45 (USD) via email in 1-3 business day VALID
GB/T 20475.1-2006E Classification for content of harmful elements in coal — Part 1:Phosphorus 120 (USD) via email in 1-3 business day VALID
GB/T 15224.2-1994 Classification for quality of coal--Classification for sulphur content of coal via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 35062-2018 Terms on low rank coal upgrading technology 240 (USD) via email in 1-3 business day VALID
DB37/T 2860.1-2016 Commerical coal quality-Part 1: Civil bulk coal via email in VALID please email coc@codeofchina.com for quotation
GB 5751-1986E Classification of Chinese coals 180 (USD) via email in 1-3 business day ABOLISHED
AQ 1010-2005 Safety code for the coal preparation plant 555 (USD) via email in 1-5 business day VALID
MT 170-1987 75 (USD) via email in 1-3 business day VALID
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