Main Products99.6% Oxalic Acid in Leather and Textile Industry CAS NO.144-62-7;Barium carbonate 99%Min CAS:513-77-9 CAS NO.513-77-9;caustic soda flakes;Ethyl acetate;Potassium Bromide CAS NO.7758-02-3;potassium silicate CAS NO.1312-76-1;Titanium Dioxide CAS NO.13463-67-7;