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Rosin Resin SOR Series - SOR 422
Rosin resin SOR 422 ke resin ea maleic acid, e tsejoang hape e le dehydrated maleic acid resin. Ke granular solid e lokisitsoeng ke karabelo ea rosin le maleic acid e fetotsoeng ka ho kenyelletsa rosin ho maleic acid anhydride le esterification ka glycerol kapa pentaerythritol.
