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31457
Fluka
Sodium tetraborate decahydrate
SKU
31457
Puriss. p.a., ACS Reagent, Reagent ISO, buffer substance, ≥99.5%
Synonym(s)
Borax decahydrate; Sodium borate decahydrate
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General Information:
- Leading the industry for over 65 years
- Honeywell now delivers Fluka™ premium grade inorganic reagents worldwide – with consistency, purity and accuracy assured
| Brand Fluka | CAS Numbers (All) | EC Number | Linear Formula Na2B4O7 · 10H2O | MDL Number |
| Molar Mass 381.37 g/mol | RTECS Number 215-540-4 | Synonyms Borax decahydrate; Sodium borate decahydrate |
Documents
Specifications
| Property | Value |
|---|---|
| assay | 99.5 - 105.0 % |
| water insoluble matter | Max. 0.001 % |
| pH (5 %, 20°C) | 9.0 - 9.6 |
| pH (0.01 m, 25°C) | 9.15 - 9.20 |
| arsenic (As) | Max. 0.0001 % |
| calcium (Ca) | Max. 0.005 % |
| copper (Cu) | Max. 0.0005 % |
| iron (Fe) | Max. 0.0005 % |
| lead (Pb) | Max. 0.0005 % |
| heavy metals (as Pb) | Max. 0.001 % |
| chloride (Cl) | Max. 0.001 % |
| phosphate (PO4) | Max. 0.001 % |
| sulfate (SO4) | Max. 0.005 % |
Properties
| Property | Value |
|---|---|
| Certification | ACS Reagent, ISO |
| Color | Colorless |
| Density | 1.7 g/cm3 |
| Flashpoint | Not applicable |
| Form | Solid |
| Grade | ACS Grade |
| Incompatible Materials | Strong oxidizing agents, Strong reducing agents |
| Lower Explosion Limit | Not applicable |
| Melting Point/Range | 742 °C.anhydrous substance.>= 62 °C.Elimination of water of crystallisation |
| Partition Coefficient | No data available |
| Purity Percentage | 99.50 |
| Purity Details | >=99.50% |
| Solubility in Water | 49.74 g/l (20 °C) |
| Upper Explosion Limit | Not applicable |
| Viscosity | No data available |
| pH-Value | 9-10 (20 °C) (as aqueous solution) |
| Product Line | Puriss. p.a. |
| Storage Temperature | Ambient |
Safety Information
| Property | Value |
|---|---|
| Hazard Class | N/A |
| Package Group | N/A |
| UN ID | N/A |
