|
Sodium Hydroxide, Pellets 98% AR |
|
Grade |
AR / GR |
|
Description |
White deliquescent pellets or pearls |
|
Assay (Acidimetric) |
98.0 – 100.5% |
|
Appearance of solution |
Passes test |
|
Insoluble matter in water |
Max. 0.025% |
|
Chloride (Cl) |
Max. 0.005% |
|
Heavy metals (as Pb) |
Max. 0.002% |
|
Iron (Fe) |
Max. 0.001% |
|
Calcium (Ca) |
Max. 0.005% |
|
Melting point/Freezing point (˚C) |
318˚C |
|
Boiling point (˚C) |
1390˚C |
|
Solubility in water (% weight) |
111g/100g water |
|
HSN Code |
28151110 |
|
Sodium Hydroxide, Pellets 98% Extra Pure |
|
Grade |
Extra Pure |
|
Description |
White deliquiscent pelletes or pearls |
|
Assay (Acidimetric) |
Min. 98.0% |
|
Chloride (Cl) |
Max. 0.01% |
|
Sulphate (SO4) |
Max. 0.003% |
|
Phosphate (PO4) |
Max. 0.002% |
|
Melting point/Freezing point (˚C) |
318˚C |
|
Boiling point (˚C) |
1390˚C |
|
Density ( g/cm3) |
2.13 |
|
Solubility in water (% weight) |
111g/100g water |
|
Insoluble in H2O |
Max. 0.025% |
|
Sodium Carbonate (as Na2CO3) |
Max 1.0% |
|
Appearance of solution |
Passes test |
|
Silicate (SiO2) |
Max. 0.01% |
|
Total nitrogen |
Max. 0.0005% |
|
Heavy metals (as Pb) |
Max. 0.002% |
|
Iron (Fe) |
Max. 0.001% |
|
Potassium (K) |
Max. 0.1% |
|
HSN Code |
28151110 |
|
Sodium Hydroxide, Flakes 98% - Extra Pure |
|
Grade |
Extra pure |
|
Description |
White flakes |
|
Insoluble matter in water |
Max. 0.05% |
|
Chloride (Cl) |
Max. 0.05% |
|
Sulphate (SO4) |
Max. 0.05% |
|
Arsenic (As) |
Max. 0.0003% |
|
Melting point/Freezing point (˚C) |
318˚C |
|
Boiling point |
1390˚C |
|
Density ( g/cm3) |
2.13 |
|
Solubility in water (% weight) |
111g/100g water |
