... Name & Use: “Yuan Du” Food Additive Sodium Bicarbonate. MF: NaHCO3. Snow white tiny crystals, odorless, salty, stable usually. Mainly applied as food ... . Carbon Dioxide(CO2) reactor in beer, drinks, etc.Item ResultApperance White Crystal PowderTotal Alkali Content (as NaHCO3 ):99.0% ~ 100.5 ...