... over 12month 3.prompt delivery 4.Factory direct sale FOOD GRADE SODIUM BICARBONATE 99%MIN (BAKING SODA)sodium bicarbonate characteristics ... slowly when exposd to moist air.Uses: Used as food fermentation,detergent ingredient,carbondoxide foamer,pharmacy,leather,ore milling ... PH Value(10g/l) Solution≤8.6Arsentic Content%≤0.0001%Heavy Metal Content≤0.0005%Ammonium Salt—— food grade sodium bicarbonate ...