Catalytic Antimony Trioxide 99.9%

Product Description This product used high quality antimony trioxide as the raw material and is grained by polymerization. It not only keeps special property of high quality antimony trioxide but also has no influence on the producing environment and workers health because there is no dust in operation. Usage Mainly used as polyester catalytic in the synthetic fiber industry. It is the product with high solubility in ethylene glycol and this allows the products to be introduced into the PET reactor as a solution or suspension instead of powder form. Product specification: Item Sb2O3 99.80Sb2O3 99.85Sb2O399.9Chemical compositionSb2O3%(min)99.8099.8599.90ImpurityAs2O3 ppm (max)300200100PbO ppm(max)300200100Fe2O3 ppm(max)502010CuO ppm(max)202010Se ppm (max)20205Physical propertiesL969797B0.900.900.90MOISTURE %0.030.020.02SOLUBILITY IN 2N Hcl (1%)okokokABSORBANCE OF 1% SOLN. IN MEG AT 420 NM, 5CM CELL0.040.0350.03White degree979798Average size(um)0.3-0.60.3-0.60.3-0.5