Appearance, Loss on drying, Total Ash , Assay , Heavy Metals, Arsenic, Microbiological.

性状, 干燥失重,含量, 总灰分, 砷, 重金属,微生物.

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After classification, the total ash is under 8.14 % at the same separation density condition.

经过分级及分选后,在相同的分选密度的情况下, 总精煤灰分可以降到8.14%以下.

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