Merck, 71501-1KG, Sodium pyrophosphate dibasic
Size:1 kg, Disodium dihydrogen pyrophosphate, Sodium diphosphate dibasic, BioUltra, ≥99.0% (T)
Available Catalog Numbers
Catalog Number: 71501-1KG
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Category
Pack Size1 kg
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| NACRES | NA.25 |
|---|---|
| PubChem Substance ID | 57652309 |
| UNSPSC Code | 12161700 |
| EC Number | 231-835-0 |
| MDL number | MFCD00014246 |
| InChI key | GYQBBRRVRKFJRG-UHFFFAOYSA-L |
| InChI | 1S/2Na.H4O7P2/c;;1-8(2,3)7-9(4,5)6/h;;(H2,1,2,3)(H2,4,5,6)/q2*+1;/p-2 |
| SMILES string | [Na+].[Na+].OP([O-])(=O)OP(O)([O-])=O |
| product line | BioUltra |
| assay | ≥99.0% (T) |
| form | powder |
| impurities | insoluble matter, passes filter test |
| loss | ≤0.5% loss on drying, 200 °C |
| pH | 3.5-4.5 (20 °C, 0.1 M in H2O, freshly prepared) |
| solubility | H2O: 0.1 M at 20 °C, clear, colorless |
| anion traces | chloride (Cl-): ≤50 mg/kg |
| cation traces | Al: ≤5 mg/kg |
| <i>λ</i> | 1 M in H2O |
| UV absorption | λ: 260 nm Amax: 0.11 |
| Quality Level | 200 |
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