Sodium bicarbonate

Sodium bicarbonate
CategoriesBasic Chemical
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BrandNGO CALCIUM CARBIDE
StandardGB1887-90
HS CODE28363000
Update Time2019-12-08
Detail Information
1.Used as food fermentation, detergent ingredient, carbondoxide foamer, pharmacy, leather, ore milling and metallurgy, detergent for wool, exting uisher and metal heat-treating, fiber and rubber industry, etc.
 
2.Producing methods-Carbonization process :Natural soda is firstly dissolved into solution (Na2CO3) and filtrated. The clear solution is then fed to carbonizing tower ;  accordingly, CO2 is compressed and bubbled up from the bottom of the tower, After carbonization, the slurry will be flowed from the bottom and separated. Dried to the finished product.
 
Technical Index
Item
Index
Appearance
White powder or tiny crystals
Purity (NaHCO3)
99% Min
Chioride (Cl)
0.4% Max
Arsenic(As)
0.0001% Max
Heavy metals(Pb)
0.0005% Max
Loss on drying
0.20% Max
PH value
8.6 Max
Ammonium
None
Packing&Storage
25kgs or 50kgs plastic woven bags lined with one layer polythene bag,25MT/1X20’FCL; Stored in dry and cool warehouse with packages sealed and away from rain and insolation.
Other
White powder or tiny crystals, inodorous and salty, easily soluble in water, insoluble in alcohol, presenting slightly alkalinity, decomposed when heating. Decomposed slowly when exposd to moist air.
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