... reference only.2. Products Description & Physical Features Appearance Of Medium Granule Chemical name: sodium hydrogen carbonate, sodium bicarbonate, NaHCO3 Appearance: white ... size: 60 ~ 120 mesh / 250μm ~ 125μm, medium granule;3. Chemical CompositionParameterSpecificationTypical ResultsContent Of NaHCO3≥ 99.0 – 100.5 ... m80 mesh76.4 %Passing149 μm100 mesh59.5 % SODIUM BICARBONATE MEDIUM GRANULE