... years to come. Uses: mainly used in chemical industry,glass-manufacturing,papermaking,textile,dyeing,metallurgy, petrochemical,detergent,mordant,synthetic fiber ... itemStandard value(first grade)First testSecond testThird testTotal Alkalinity (On dry basis of Na2CO3),%≥98.898.9898.9399.04Total Alkalinity ... basis of Na2CO3),%≥97.598.3698.4098.35Sodium chloride (On wet basis of NaCl),%≤0.900.830.750.80Fe ...