Specification
Item Reagent grade Pharmaceutical grade
Assay /% ≥92.0 ≥85.0Water insoluble ≤0.005 ≤0.01
PH 7.0-9.0 7.0-9.0
Chloride (Cl)/% ≤0.002 ≤0.005
Sulfate (SO4)/% ≤0.002 ≤0.005
Phosphate (PO4) /% ≤0.002 ≤0.005
Magnesium (Mg) /% ≤0.0005 ≤0.001
Calcium (Ca)/% ≤0.005 ≤0.005
Ferric (Fe) /% ≤0.0005 ≤0.001
Sodium (Na) /% ≤0.02 ≤0.10
Heavy metal (Pb)/% ≤0.0005 ≤0.001
Application
1.It can be used as buffer,diuretic,softener and catalyst for fabric and paper.
2.It can also be used in pharmaceutical industry and transparent glass ingredients.
Packing & storage
25kgs/bag. 16,000kg/per 20ft container
Stored in dry and ventilation place, far from heat and water.