sodium carbonate

Industrial Soda Ash Dense Alias: Fine Alkaline Powder, Soda Powder, Washing Powder, Heavy Ash. Molecular Formulate:Na2CO3 Relative Molecular Weight：105.99(in accordance with the international atomic mass in 1999) Varieties: common industrial soda ash dense, special industrial soda ash dense (with low content of salt ) Characters:white crystalline powder for common industrial soda ash dense; white crystal for special industrial soda ash dense. Easily soluble in water, water solution is alkali, easily absorbing CO2 and moisture if exposed in the air(deliquescence). Applications:The common industrial soda ash dense is mainly used in the following industries: float glass, flat glass, daily-use glass, detergent, chemical, daily-use chemical, dyeing, metallurgy, paper-manufacturing, textiles, petroleum, medicine and health etc. The special industrial soda ash dense is mainly used in the manufacture of glass shell of kinescope, optical glass and glass ware etc. Package: 25kg pack, 40kg pack, 50kg pack, 500kg pack, 1000kg pack, bulk, or according to the user’s need. Standard for the common industrial heavy soda ash: ‘GB 210.1-2004 Industrial sodium carbonate and its testing method. Part I: Industrial sodium carbonate’, II class. Items specification The best level of 2005 Excellent grade Total alkali content(as Na2CO3, dry basis) %≥Total alkali content(as Na2CO3, wet basis)a %≥ 99.297.9 99.6 Chloride content(as NaCl, dry basis) % ≤ 0.70 0.25 Iron content(as Fe, dry basis)% 0.003 5 0.001 0 Sulphate content (as SO4 dry basis) % 0.03 0.02 Water-insoluble matter content % ≤ 0.03 0.008 Bulk density(g/mL) 0.90 1.0 Granularityc, Sieve residue % 180μm ≥ 70.0 90 1.18mm ≤ —— ——