Sodium Fluorosilicate (Sodium Hexafluorosilicate). Grade: analytically pure, pure
Description
White odorless powder. Yellow or gray color shade is available. Noncombustible. Toxic.
Characteristics
|
Chemical Analysis |
Analytically Pure |
Pure |
|
Sodium Fluorosilicate weight percentage (Na2SiF6), %, within |
99.0÷101.0 |
98.0÷101.0 |
|
Free acidity weight percentage (HF), %, max |
0.03 |
0.05 |
|
Loss on drying, %, max |
0.04 |
0.10 |
|
Calcium weight percentage (Ca), %, max |
0.025 |
0.050 |
|
Sulphates weight percentage (SO4), %, max |
0.005 |
0.050 |
|
Chlorides weight percentage (Cl), %, max |
0.002 |
0.004 |
|
Ferrum weight percentage (Fe), %, max |
0.005 |
0.020 |
|
Heavy metals weight percentage (Mn+Cu+Pb), %, max |
0.001 |
0.002 |
Packaging
Polyethylene bag packed in fiber drum. Net weight: 35 kg.
Storage
Store in a dry well-ventilated warehouses.Shelf life - 3 years.