Appearance White powder Purity 98.5%min Al 20ppm.max Ca&Mg 0.005%max Fe 0.001%max Pb 2ppm.max As 3ppm.max Hg 2ppm.max PH (5% water solution) 7.5-9.0 Loss weight (120℃ drying condition) 1.0%max we have pharmaceutical grade,food grade and industrial grade
food additive