Item                                                                              Index
pirity                                                                              99.29%
Na2O                                                                           30.6%
NaCl                                                                             0.048%
Fe2O3                                                                           0.0046%
 


caustic    soda     have    flake  ,solid    and   pearls  white    translucent.     It   is   a    basic
chemical     raw     material ,      widely    used    in    papermaking ,    synthetic       detergent
and  soap.