Name of Index Standard Value Test Value （AL2O3）Content,% ≥7.70 7.80 (Fe) Content,% ≤ 0.0025 0.0018 Water Insoluble Content,% ≤ 0.030 0.010 PH (1% water soluble) Content,% ≥ 3.0 3.19 Applications:Used for coated in the post-processing of rutile crystal titanium dioxide, high grade paper production、drinking water and waster water treatment、dyeing and printing textiles、tanning、wood preservation、also as waterproofing agent and accelerator in concrete etc. Shape: Liquid. Packing: Plastic buckets or tank containers. http://www.winwinchemicals.com