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Cellulose ya Polyanionic (PAC)
PAC ikorwa na fibre isanzwe ya fibre ngufi hamwe nuruhererekane rwimiti igoye.Ifite ibyiza byiza byo guhagarara neza, kurwanya ubushyuhe bwo hejuru, aside-nyinshi, alkali nyinshi, umunyu mwinshi hamwe n’ikoreshwa rito.