Our main exporting products are Borax and Boric Acid. Our City is famous by mine of boron which is the largest in our country. We have enough resource that the mine can produce boron about 260000 ton a year. The Borax has over ISO90002 standard. Because of their fine quality, our Borax and Boric Acid are rapidly becoming very popular. The Borax according to china standard (GB/T537-1997) Main containNa2B4O7.10H2O Over95.0%Carbonate (according to the contain of CO2) Max0.1%The material is not fusion by water Max0.02%Vitriol (according to the contain of SO4) Max0.2% Chloride (according to the contain of Cl ) Max0.02%Iron (Fe) Max0.001%The Boric Acid according to china standard as follow:Main containH3BO3 Over99.4%The material is not fusion by water Max0.02%Vitriol (according to the contain of SO4) Max0.2%Chloride (according to the contain of Cl ) Max0.01%Iron (Fe) Max0.0018%Packing: 50kg PP bag. It will be great pleasure to receive your inquiries against which we will send you our best quotations.