GOST PDF
Standard Practice for Production of Coal, Coke and Coal Combustion Samples for Interlaboratory Studies
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Activated carbon. Method for determination of iodine number
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Brow coals, hard coals and anthracite. Method for determination of drop shatter test
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Brow coals, hard coals and anthracite. Method for determination of strength in jar
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Activated carbon. Standard test method for determination of contact pH
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