Polyanionic cellulose, PAC HV & LV Polyanionic cellulose (PAC) waa polymer isku dhafan oo loo isticmaalo warshado kala duwan, oo ay ku jiraan qodista saliidda, daawooyinka, dhismaha, iyo cuntada. PAC waxaa lagu heli karaa darajooyinka viscosity ee kala duwan, oo ay ku jiraan viscosity sare (HV) iyo viscosity hoose (LV), mid kasta oo leh barar
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