255793
Fosfato de sodio dibasic
99.95% trace metals basis
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Análisis
99.95% trace metals basis
formulario
solid
impurezas
≤550.0 ppm Trace Metal Analysis
pH
8.9-9.2 (25 °C, 50 g/L in water)
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
solubilidad
water: soluble
SMILES string
[Na+].[Na+].[H]OP([O-])([O-])=O
InChI
1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key
BNIILDVGGAEEIG-UHFFFAOYSA-L
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This Item | S3264 | S9763 | 04276 |
|---|---|---|---|
| assay 99.95% trace metals basis | assay ≥98.5% (titration) | assay ≥99.0% | assay 98-100.5% (calc. to the dried substance) |
| form solid | form powder | form powder | form powder |
| impurities ≤550.0 ppm Trace Metal Analysis | impurities - | impurities ≤0.002% Chloride (Cl), ≤0.01% Insoluble matter | impurities reducing matter, complies, residual solvents, complies, ≤0.001% heavy metals (as Pb), ≤0.002% ammonium (NH4), ≤0.2% water-insoluble matter, ≤1% NaH2PO4 (calc. to dried subst.), ≤2.0% pyrophosphate (as Na4P2O7) |
| pH 8.9-9.2 (25 °C, 50 g/L in water) | pH 8.9-9.2 (25 °C, 50 g/L in water) | pH 8.7-9.3 (25 °C, 5% in solution) | pH 8.4-9.6 (20 °C, 1%) |
| solubility water: soluble | solubility H2O: 100 mg/mL | solubility water: 5% at 25 °C, clear | solubility H2O: soluble 8 parts, H2O: very soluble (Hot), alcohol: insoluble |
| Quality Level 100 | Quality Level 300 | Quality Level 200 | Quality Level 200 |
Aplicación
Código de clase de almacenamiento
13 - Non Combustible Solids
WGK
WGK 1
Punto de inflamabilidad F
Not applicable
Punto de inflamabilidad C
Not applicable
Equipo de protección personal
Eyeshields, Gloves, type N95 (US)
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