颗粒活性炭有煤质颗粒活性炭和木质颗粒活性炭两种。
Granular activated carbon, which has two kinds of coal particles and wood activated carbon granular activated carbon.
煤质颗粒活性炭选用优质无烟煤为原料，采用先进的工艺精制而成，外观为黑色不定型颗粒。
Coal granule activated carbon high quality anthracite as raw materials, adopting advanced technology refined but become, the appearance of a black amorphous particles.
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