Potassium Hydroxide Pellets (A.R Grade) CAS No: 1310-58-3 KOH
Potassium Hydroxide Pellets, also known as caustic potash, are a high-purity, analytical reagent (A.R.) grade chemical with the chemical formula KOH. These white deliquescent pellets are essential for various industrial and laboratory applications due to their strong basic properties and high solubility in water.
Chemical Specifications
| Sr. No. | Tests | Specification |
| 1. | Descriptions | White Deliquescent pellets |
| 2. | Assay (min) | 86% |
| 3. | Carbonate (as K₂CO₃) | <2% |
| 4. | Chloride | <0.004% |
| 5. | Sulphate (SO₄) | <0.003% |
| 6. | Phosphate (PO₄) | <0.002% |
| 7. | Silica (SiO₂) | <0.01% |
| 8. | Total Nitrogen(N) | <0.0005% |
| 9. | Heavy Metals(as Pb) | <0.0005% |
| 10. | Iron(Fe) | <0.001% |
| 11. | Aluminium(Al) | <0.001% |
| 12. | Arsenic(As) | <0.0004% |
| 13. | Sodium(Na) | <0.5% |
| 14. | Calcium(Ca) | <0.002% |
Physical Properties
| Chemical formula | KOH |
| Molecular weight | 56.11 |
| Absolute density | 2.044 g/cm³ |
| Melting point | 360°C |
| Boiling point | 1320°C |
| Solubility in water | 96 g/100g H₂O at 0°C |
| 119 g/100g H₂O at 25°C | |
| 178 g/100g H₂O at 100°C |
Applications
Potassium Hydroxide Pellets are widely used in:
- Chemical Synthesis: Essential in the production of potassium carbonate, potassium phosphates, and other potassium salts.
- Laboratory Reagent: Used in titrations, pH regulation, and preparation of buffers.
- Industrial Processes: Plays a critical role in the manufacture of biodiesel, soap making, and as a catalyst.
- Food Industry: Utilized in food processing for peeling fruits and vegetables, and as a pH adjuster.
Safety and Handling
Potassium Hydroxide is highly caustic and can cause severe burns upon contact with skin or eyes. It is essential to handle this chemical with appropriate safety measures including the use of gloves, safety goggles, and protective clothing. Ensure proper ventilation in working areas and use proper storage conditions to avoid moisture absorption.
Packaging
Available in various packaging sizes to meet different industrial and laboratory needs, ensuring quality and integrity of the product during storage and transportation.