... %,99.5%,99.7%,99.9% packing:pp bag Character:white powder purity:99%,99.5%,99.7 ... %,99.9% packing:pp bag & packaged in your ... engineering and so on.Physical and chemical properties: white hexagonal system crystal or powder. Relative density is ... acid, sodium hydroxide and ammonia chlorideUse:used as white paints and used in printing and dyeing, papermaking, ...