MF:KNaC4H4O64H2O
  MW:282.23
  Properties:Colorless transparent or white crystal:sg 1.77,mp 70-80°C.
  Quality index:
Index name | Index |
Assay C4H4O6KNa4H2O,%                          ≥ | 99.0 |
Chloride Cl,%                                          ≤ | 0.008 |
Sulfate SO4,%                                         ≤ | 0.05 |
Aq.solution reaction | OK |
Fe,%                                                      ≤ | 0.002 |
Heavy metal,as Pb,%                                  ≤ | 0.001 |
Water insoluble matter,%                             ≤ | 0.05 |
  Usage:Used in food,printing,glass,hot water bottle,plating, medicine,telecommunication,fertilizer etc.
  Packing:40kg in metal pail or 25kg in plastic woven bag lined with kraft bag or composited bag.