Sodium Hydroxide
Chemical Additives 2025-03-02
Molecular Formula: NaOH
Molecular Weight: 39.997
CAS No.: 1310-73-2
| Name | Sodium hydroxide |
| Synonyms | soda lye Caustic soda lye, caustic white caustic flake caustic sodium hydrate Sodium hydroxide caustic soda solid solid caustic soda Caustic soda flake caustic soda pearls Liquid Caustic Soda caustic soda flakes Solid Sodium hydroxide Granular sodium hydroxide Food Additives Sodium Hydroxide |
Physico-chemical Properties
| Molecular Formula | NaOH |
| Molar Mass | 41.0045 |
| Melting Point | 318℃ |
| Boling Point | 100°C at 760 mmHg |
| Water Solubility | SOLUBLE |
| Vapor Presure | 24.5mmHg at 25°C |
| Physical and Chemical Properties | The Pure product is a colorless and transparent crystal. melting point 318.4 ℃ boiling point 1390 ℃ relative density 2.130 solubility soluble in water, while strongly exothermic. And soluble in ethanol and glycerol; Insoluble in acetone, ether. The dew is placed in air and finally completely dissolved into a solution. performance characteristics: the solid body is white, glossy, allowed with color, with moisture absorption, soluble in water. |
| Use | Basic chemical raw materials, used as high purity reagents, widely used in chemical, metallurgy, Paper, Petroleum, textile and daily chemical industry and other sectors. Used in the manufacture of soap, paper, rayon, finishing cotton, refined kerosene |
Risk and Safety
| Hazard Symbols | C – Corrosive |
| Risk Codes | R35 – Causes severe burns |
| Safety Description | S24/25 – Avoid contact with skin and eyes. S37/39 – Wear suitable gloves and eye/face protection S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 1823 |
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