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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
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MT/T 809-1999 General rules for testing methods of coal preparation (USD) via email in 1-3 business day VALID
GB/T 19092-2003 Methods of fine coal float-and-sink analysis via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 18702-2002 Determination of angle of repose of coal via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 4757-2001 Methods for the batch flotation testing of fine coal via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 478-2008 Method for float and sink analysis of coal (USD) via email in 1-3 business day VALID
GB/T 30046.3-2013 Froth flotation testing—Part 3:Release evaluation (USD) via email in 1-3 business day VALID
GB/T 4757-2013 Methods for the batch flotation testing of fine coal (USD) via email in 1-3 business day VALID
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