Merck, 71997-1KG, Borax Anhydrous
Size:1 kg, Sodium tetraborate, BioUltra, anhydrous, ≥99%
Available Catalog Numbers
Catalog Number: 71997-1KG
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Category
Pack Size1 kg
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| NACRES | NA.25 |
|---|---|
| PubChem Substance ID | 329763686 |
| UNSPSC Code | 12352302 |
| EC Number | 215-540-4 |
| MDL number | MFCD00081185 |
| InChI key | UQGFMSUEHSUPRD-UHFFFAOYSA-N |
| InChI | 1S/B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1 |
| SMILES string | [Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2 |
| grade | reagent grade |
| product line | BioUltra |
| assay | ≥99% |
| form | crystals |
| impurities | insoluble matter, passes filter test |
| loss | ≤1% loss on drying, 20 °C (HV) |
| pH | 9.0-10.5 (25 °C, 0.1 M in H2O) |
| solubility | H2O: 0.1 M at 20 °C, clear, colorless |
| anion traces | chloride (Cl-): ≤10 mg/kg |
| cation traces | Al: ≤5 mg/kg |
| <i>λ</i> | 0.1 M in H2O |
| UV absorption | λ: 260 nm Amax: ≤0.020 |
| Quality Level | 200 |
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