Di-Sodium tetraborate decahydrate
| Name: Di-Sodium tetraborate decahydrate |
| Grade: Extra pure |
| Application: Synthesis, pH adjustment |
| Synonyms: Borax, Sodium biborate decahydrate, Sodium borate decahydrate |
| CAS Number: 1303-96-4 EC Number: 005-011-01-1 Molar Mass: 381.37 g/mol Chemical Formula: Na2B4O7.10H2O |
| Download: Datasheet | CoA | SDS |
General information
General information
| Chemical formula: Na2B4O7*10H2O | Molar Mass: 381.37 g/mol |
| Appearance: white crystalline solid. | Density: 1.73 g/cm3 (20 °C) |
| Solub. in water: 49.74 g/l | Melting point: 75 °C Elimination of water of crystallisation |
| Bulk density: 750 kg/m3 | pH value : 9.0 – 9.5 (0.01M @25°C ) |
| Storage temp.: +2°C to +30°C | Cautions: toxic for reproduction |
| R: 60-61-36 | S: 53-45-26 |
| HS-No.: 2840 19 90 | EC Index Number: 005-011-01-1 |
Specification
Specification
| Assay | 99 – 105 | % | |
| Description | Conforms | ||
| Identification (sodium) | Conforms | ||
| Identification (borate) | Conforms | ||
| Appearance of solution | Conforms | ||
| pH (0.01M @25°C) | 9.0 – 9.5 | ||
| Chloride | ≤ | 0.01 | % |
Ordering code
Ordering code
| Ordering code | 1Kg | 2.5Kg | 5Kg | 10Kg | 20Kg |
| P.E. | 483.06.01000.02 | ||||
| Glass |
Hazard symbol
Hazard symbol
| Hazard Symbol |
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