Light / Dense Soda Ash
Sodium Carbonate (Na2CO3), commonly known as Soda Ash, may well have been the third "industrial chemical" used by man; perhaps employed sometime after salt (NaCl) and lime (CaO).
Total Alkalinity (as Na2CO3) % by mass 99.0
Chloride (as NaCl) % by mass 0.30-0.40
Iron (as Fe2O3) % by mass â?¤0.005
Matter insoluble in water % by mass 0.08
Sulphates (as Na2SO4) % by mass 0.07
Bulk Density gm/liter (Light Ash) 540-630
Bulk Density gm/liter (Dense Ash) 950-1200
