GOST 32976-2014 Hard coal Determination of the relative degree of oxidation by the method of alkali extracnion《硬煤 采用碱萃取法测定相对氧化程度》.pdf

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4、329762014 201604013 17070.4 4.1 , , (NaOH) . () . , . , : .4.2 , : 520 - 17 ., , -, .4.3 , - 1. 1 520 17 , % . 90 . 80 90 . 80 . . - 5 , . . . 13867.5.1 67091).5.2 (NaOH) 4328.5.3 , 1 /3.5.4 -(octylphenoxypolyethoxye-thanol). -100. (100 %) -100.6 6.1 340 900 . , -.6.2 1020. (17,0 c177 0,3) .6.3 OIML

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