Key exporter in China.
Purity:99.6% min.
Approved by multinational users.

Appearance         white crystal or Crystalline powder

Purity, %                        99.6 Min

Loss on drying, %          0.3 Max

Residue on ignition, %       0.01 Max

Heavy metal (Pb), ug/g      10 Max

Fe, ug/g  ,                        5 Max

Cu, ug/g                          1 Max

Mn, ug/g                          1 Max

As, ug/g                           4 Max

Sulfate, ug/g                    50 Max

Chloride, ug/g                  10 Max

Melting point, °C              165~168

Color, APHA                       5 Max

Clarity (5%watersolution)  Cloudless

Clarity(20%DMSO)            Cloudless