HEC products shall comply with the technical requirements as shown below. Product technical requirements Item Specification Moles of substituent (MS) 1.63.5 Viscosity (25) , mPa.s 5200000 Ash content (as Na2SO4) , % 5 Moisture,% 5 PH in solution 5.58.5 HEC can be used in many fields as thickener, fluid modifier, protective colloid, stabilizer, water-loss controller, adhesive agent, etc. Its maximum usage is functioned in latex paint as thickener and protective colloid. The detailed application is shown below. Application Fields Application Range Function Painting Latex paint, polymer emulsifying Thickening Construction Cement, mortar Thickening water-retaining retarding Paper-making Sizing Thickening, water-retaining, Cosmetics Toothpaste, shampoo, Cream Thickening, stabilizing Pharmaceutical Lotion, Ointment Thickening, stabilizing, water-retaining, Ceramics Enameling Water-retaining, Oil (Petroleum) Well drilling, completing fluids Water-retaining, Thickening, fluid-loss controlling HEC Product is packed in an inner polyethylene bag reinforced with a 3-ply paper bag, net weight 20 or 25kg a bag.