1.Food Grade 2.free flowing,different mush,good whitness 3.common packing: 25 kg PP bags Used as food fermentation, detergent ingredient ... , carbon dioxide foamer, pharmacy, leather, ore milling and metallurgy, detergent for wool, extinguisher and metal heat-treating, fiber and rubber ... high quality, diversiform packaging, fast delivery, good service and reputation. sodium bicarbonate food grade