Sodium Hypochlorite 15%
Sodium Hypochlorite 15% Solution
Chemical name: Sodium hypochlorite, aqueous solution
Synonyms: Bleach solution, Liquid chlorine
CAS number: 7681-52-9
EC number: 231-668-3
Formula: NaOCl
Molecular weight: 74.44 g mol-1
Product Specification
| Concentration | ~15% w/w available chlorine |
| Appearance | Clear to pale yellow liquid |
| Odour | Characteristic chlorine odour |
| pH (20 °C) | ~11–13 |
| Density (20 °C) | ~1.20 g mL-1 |
| Solubility | Fully miscible in water |
| Stability | Decomposes slowly on storage; sensitive to heat, light, and acids |
Applications
- Disinfectant and sanitiser for hard surfaces and equipment
- Bleaching agent in textiles and paper processing
- Water treatment (cooling towers, effluent treatment, pools)
- Odour control and waste treatment
- Raw material for cleaning and hygiene formulations
Industries
- Cleaning & Hygiene — disinfectants, sanitisers, bleaches
- Water Treatment — municipal water, swimming pools, industrial effluents
- Textiles & Paper — bleaching processes
- Food & Beverage Processing — surface disinfection (when used under controlled conditions)
- Waste Management — odour and microbial control
Packaging & Storage
Available in 5 L, 25 L, 200 L drum and 1 000 L IBC formats.
Store in cool, well-ventilated conditions away from direct sunlight and heat. Keep container tightly closed and protected from acids and reducing agents.
Shelf life: 6 months from manufacture date under recommended storage conditions (strength decreases over time).
Safety & Regulatory
Classified as Corrosive and Dangerous for the Environment under UK-CLP regulations.
Hazard statements: H290 – May be corrosive to metals; H314 – Causes severe skin burns and eye damage; H400 – Very toxic to aquatic life.
Transport: UN1791, Hypochlorite solution, 8, III.
Use only with suitable PPE: chemical resistant gloves, goggles/face shield, protective clothing. Ensure good ventilation. Do not mix with acids (releases toxic chlorine gas).
Refer to the current Safety Data Sheet (SDS) for detailed handling, storage and disposal guidance.
For bulk supply, technical documentation or private-label enquiries, please contact the Innovation Chem technical service team.