Sodium perborate tetrahydrate
Description
Sodium perborate tetrahydrate (CAS 10486-00-7) is an oxygen-releasing bleaching agent used across cleaning, textile, and personal care manufacturing. It delivers controlled oxidative action upon dissolution, making it a practical alternative to chlorine-based bleaches.
In laundry detergent formulations, it acts as the primary bleaching component, targeting stains from tea, wine, and organic soils at elevated wash temperatures. This ensures color safety and fabric integrity are maintained during the cleaning process.
Textile processors use it to bleach natural fibers such as cotton and linen without the fiber degradation associated with hypochlorite treatments. This makes it a preferred choice for high-quality textile manufacturing and finishing.
In personal care manufacturing, it is incorporated into tooth whitening powders and denture cleansers where peroxide release must be gradual and controlled. This application highlights its versatility in sensitive consumer product formulations.
Industrial and institutional cleaning products also rely on it for disinfection and stain removal in hard surface applications. Its stability and efficacy make it a reliable component for heavy-duty professional cleaning solutions.
Sodium perborate tetrahydrate is supplied as a white granular or powder material. Standard commercial grades include technical grade for industrial cleaning and textile applications, meeting various industrial requirements.
Detergent-grade material is also available to meet specific formulation purity requirements for consumer goods. It is commonly traded in bulk bags and smaller formats to serve both large-scale manufacturers and specialty formulators.
Physical Properties
| Melting Point | 60 °C (dec.)(lit.) |
| Density | 1.73 |
| Appearance | white crystalline powder |
| Color | White |
| Odor | Odorless |
| Form | Crystalline Powder |
| Water Solubility | 21.5 g/L (18 ºC) |
| pH | 10 (15g/l, H2O, 20℃) |
Trade & Regulatory
| HS Code | 28403000 |
| UN Number | 1479 |
| ADR Class | 5.1 |
| Packing Group | II |
| Storage Class | 6.1D - Non-combustible acute toxic Cat.3 toxic hazardous materials or hazardous materials causing chronic effects |
| WGK (Germany) | 1 |
Documentation
Other Names
Perboric acid (HBO(O2)), sodium salt, hydrate (1:1:4)|Perboric acid (HBO3), sodium salt, tetrahydrate|Perboric acid (HBO(O2)), sodium salt, tetrahydrate|Sodium perborate (NaBO3) tetrahydrate|Sodium Perborate|SPB|Sodium Borate Perhydrate.
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