Soda Ash

Issue Date09.10.2017
Chemical NameSodium Carbonate Anhydrous
 FormulaNa2CO3
Molecular Weight105,99
CAS No497-19-8
EINECS No207-838-8
OriginNatural Soda
SynonymsSoda Ash
Downloads Spec MSDS

Chemical Properties

ItemUnitValue
Na₂CO₃%99.5 min
Na₂O%58.2 min
NaCl%0.1 max
Na2SO₄%0.1 max
Fe (Toplam) | Fe (Total)µg/g10 max
Water Insolubles%0.05 max
Asppm1 max
Pbppm1 max
Hgppm1 max
  Solubilityg/100 ml Water45.5 (100°C) 49.5 (35.37 °C) 7 (0 °C)
pH1 %11.4
Test for Sodium Passes Test
Test for carbonate Passes Test
  Loss on drying Not more than 2 % (70 oC raising gradually to 300 oC, to constant weight)

Physical Properties

ItemUnitValue
Bulk Densityg/cm³0.95-1.15
Whitness%L*= min. 95 (CIE Lab)
  Appearance  VisualColourless crystals or white, granular or crystalline powder
  Solubility Soluble in water. Insoluble in ethanol.
Particle Size  
+600 micron (µm)%5 max
+150 micron (µm)%88 min
-75 micron (µm)%5 max

Standard Packages

  • 25 kg or 50 kg polyethylene (PE) FFS bags.
  • 1 ton polipropilen (PP) bigbag with inner lining.
  • Bulk

Storage Conditions

  • Must be storaged in a  covered  warehouse,  preferably lower than 30ºC and 85% relative humidity and well-ventilated warehouse.
  • Not recommended to store  more  than  one pallet on other.

Uses

  • Glass
  • Chemicals
  • Soap and Detergent
  • Pulp and Paper
  • Flue gas desulfurization
  • Water and waste water treatment.

Specifications defined above are valid for the products kept in suitable conditions and not  further processed.  Please check the Material Safety Data Sheet for detailed information, handling and safety details.