... 1.food grade 2.tech grade,used as detergent materials, textile indutry,electronic industry 3. feed grade sodium bicarbonate food / feed / industrial grade Another ... for animalsUsed as PH value regulator for dyes and pigmentUsed as detergent ingredient,carbondoxide foamer,pharmacy, ... international standards, such as BP, USP, FCC, etc. and China National Standard:GB.Export areas: Australia, Spain, ...