Sodium Tetraborate Decahydrate Powder
EP, USP (Tested for Endotoxin & Microbes)
CAS #:
1303-96-4
Molecular Formula:
Na2B4O7 • 10H2O
Synonym:
Borax, Sodium Borate, Decahydrate
Molecular Weight:
381.37 g/mol
Overview
Sodium Borate, Decahydrate, Powder, also known as borax or sodium tetraborate, is a white crystalline powder that easily dissolves in water. Sodium borate has many uses including but not limited to; detergents, cosmetics, enamel glazes, fire retardant, and a texturing agent in cooking. As an ACS grade quality reagent, its chemical specifications are the de facto standards for chemicals used in many high-purity applications and typically designate the highest quality chemical available for laboratory use.
| Characters | Unit | Specification |
|---|---|---|
| Appearance | white or almost white, crystalline powder | |
| Assay | % | 99,0-105,0 |
| Identification | complies | |
| Appearance of solution | clear and colourless | |
| pH value (solution S) | 9,0- 9,6 | |
| Sulphates | ppm | max. 50 |
| Ammonium | ppm | max. 10 |
| Arsenic | ppm | max. 5 |
| Calcium | ppm | max. 100 |
| Heavy metals | ppm | max. 20 |
| Carbonates and Bicarbonates | ppm | complies |
| Total aerobic microbial count | IU/g | max. 100 |
| Total yeasts and moulds count | cfu/g | max. 50 |
| E.coli | cfu/g | absent in 1g |
| Pseudomonas aeruginosa | cfu/g | absent in 1g |
| Staphylococcus aureus | cfu/g | absent in 1g |
| Salmonella | cfu/g | absent in 25g |
| Bacterial endotoxine | IU/g | max.10 |
Shelf Life/Retest Date: Sodium Tetraborate Decahydrate can be kept for at least 2 years if stored under recommended conditions.
Storage/Shipping Conditions:
- Keep container tightly closed in a dry and well-ventilated place.
- Keep in a dry place at ambient temperature.
- Use shelves or cabinets sturdy enough to bear the weight
Pack Sizes: 0.5 Kg and 1 Kg
