... -55-8 / NaHCO3 Origin: Hunan, Tianjin, Neimenggu Sodium Bicarbonate - Food Grade / Food Grade (Changsha Yonta) Quality: It is a white, odorless crystal ... cl) mass fraction / % ≤0.40whiteness ≥85- Uses: used as food fermentation,detergent ingredient,carbondoxide foamer, pharmacy, leather, ore milling and metallurgy,detergent ...