|
Sodium Sulfate
Na2SO4 FW 142.04 CAS 7757-82-6
Physical Data |
|
Appearance |
Clear |
Density (g/ml. 25℃) |
1.840 |
Boiling Point (℃) |
1429 |
Aqueous Solubility (0℃) |
47.6 |
ACS SS-5201 |
|
Assay (ion-sensitive electrode) |
min 99.0% |
Insoluble matter |
max 0.01% |
pH (5% water) |
5.2-9.2 |
Chloride (Cl) |
max 0.001% |
Phosphate (PO4) |
max 0.001% |
Total Nitrogen (N) |
max 0.0005% |
Heavy metals (as Pb) |
max 0.0005% |
Arsenic (As) |
max 0.01% |
Calcium (Ca) |
max 0.01% |
Iron (Fe) |
max 0.0005% |
Potassium (K) |
max 0.002% |
Magnesium (Mg) |
max 0.001% |
Loss on Ignition (800℃) |
max 0.5% |
|
|
|