$90.00
Lab Pro Sodium Hydroxide 50% (w/w) is a highly concentrated aqueous solution of sodium hydroxide (NaOH). Supplied as a clear liquid, this strong alkaline solution is designed for analytical and industrial applications requiring precise concentration control and low impurity levels.
Sodium hydroxide solutions are highly alkaline and corrosive. Proper handling, storage, and disposal in accordance with applicable safety regulations are the responsibility of the end user.
| Chemical Name | Sodium hydroxide solution |
| Linear Formula | NaOH |
| CAS Number | 1310-73-2 |
| Molecular Weight | 40.00 g/mol |
| SMILES | [OH-].[Na+] |
| InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
| Appearance | Clear liquid |
| Color | APHA ≤10 |
| pH | 14 (20 °C, 89 g/L in H₂O) |
| Density | 1.52 g/cm³ at 20 °C |
| Melting Point | 12 °C |
| Boiling Point | 135 °C at 1013 hPa |
| Vapor Pressure | 2 hPa at 20 °C / 3 mmHg at 37 °C |
| Total Nitrogen (N) | ≤0.0003% |
| Aluminum (Al) | ≤0.0005% |
| Iron (Fe) | ≤0.0005% |
| Heavy Metals (as Pb) | ≤0.0005% |
| Phosphate (PO₄) | ≤0.0005% |
| Silicate (SiO₂) | ≤0.005% |
| Sulfate (SO₄) | ≤0.005% |
| Chloride (Cl) | ≤0.01% |
| Potassium (K) | ≤0.01% |
$90.00
Lab Pro Sodium Hydroxide 50% (w/w) is a highly concentrated aqueous solution of sodium hydroxide (NaOH). Supplied as a clear liquid, this strong alkaline solution is designed for analytical and industrial applications requiring precise concentration control and low impurity levels.
Sodium hydroxide solutions are highly alkaline and corrosive. Proper handling, storage, and disposal in accordance with applicable safety regulations are the responsibility of the end user.
| Chemical Name | Sodium hydroxide solution |
| Linear Formula | NaOH |
| CAS Number | 1310-73-2 |
| Molecular Weight | 40.00 g/mol |
| SMILES | [OH-].[Na+] |
| InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
| Appearance | Clear liquid |
| Color | APHA ≤10 |
| pH | 14 (20 °C, 89 g/L in H₂O) |
| Density | 1.52 g/cm³ at 20 °C |
| Melting Point | 12 °C |
| Boiling Point | 135 °C at 1013 hPa |
| Vapor Pressure | 2 hPa at 20 °C / 3 mmHg at 37 °C |
| Total Nitrogen (N) | ≤0.0003% |
| Aluminum (Al) | ≤0.0005% |
| Iron (Fe) | ≤0.0005% |
| Heavy Metals (as Pb) | ≤0.0005% |
| Phosphate (PO₄) | ≤0.0005% |
| Silicate (SiO₂) | ≤0.005% |
| Sulfate (SO₄) | ≤0.005% |
| Chloride (Cl) | ≤0.01% |
| Potassium (K) | ≤0.01% |