... Purity: 99%Min 3.Food grade and technical grade Sodium Bicarbonate We supply sodium bicarbonate 99% and 99.5% min, packed ... in 25 kg bag. Our sodium bicarbonate are food grade and ndustry grdae.Specification: ItemMetrical UnitActual ... , carbondoxide foamer, pharmacy, leather, ore milling and metallurgy, detergent for wool, exting uisher and metal heat-treating, fiber and rubber ...