Product Short Description: Polyanionic cellulose (Poly anionic cellulose) referred to as PAC, is from natural cellulose by chemical modification and the obtained water-soluble derivatives of cellulose ethers, is an important water-soluble cellulose ether, white or slightly yellow p Product Description: Polyanionic cellulose (Poly anionic cellulose) referred to as PAC, is from natural cellulose by chemical modification and the obtained water soluble derivatives of cellulose ethers, is an important water-soluble cellulose ether, white or slightly yellow powder, non-toxic, tasteless, it can be d