Sodium Hydroxide 50% GR 25Ltr
for analysis EMSURE®
Manufacturer: Merck
Catalog ID: 158793.9025
Stock: In Stock
Description
| Catalogue Number | 158793 |
Product Information
| HS Code | 2815 12 00 |
Physicochemical Information
| Boiling point | 135 °C (1013 hPa) |
| Density | 1.52 g/cm3 (20 °C) |
| Melting Point | 12 °C |
| pH value | 14 (89 g/l, H₂O, 20 °C) |
| Vapor pressure | 2 hPa (20 °C) |
Storage and Shipping Information
| Storage | Store at +15°C to +25°C. |
Specifications
| Assay (acidimetric, as NaOH) | 49.0 - 51.0 % |
| Carbonate (as Na₂CO₃) | ≤ 0.2 |
| Color (Hazen) | ≤ 10 Hazen |
| Chloride (Cl) | ≤ 0.01 % |
| Phosphate (PO₄) | ≤ 0.0005 % |
| Silicate (SiO₂) | ≤ 0.005 % |
| Sulfate (SO₄) | ≤ 0.005 % |
| Total nitrogen (N) | ≤ 0.0003 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Al (Aluminium) | ≤ 0.0005 % |
| Fe (Iron) | ≤ 0.0005 % |
| K (Potassium) | ≤ 0.01 % |
