... quality and prompt delivery 4.good reputation/service Product name:sodium bicarbonateOther name:baking soda Cas No.: 144-55-8 Purity ... :99%min Use:food loosen agent, acidity modifier, or used in feedstuff, drug, medicine, film, tannage,fiber and rubber, or used ... %PH (10g/L)≤8.57.69Pb%≤0.0005%0.00016% sodium bicarbonate/soda baking/NAHCO3 99%min,food additives