30412
Sigma-Aldrich
Sodium phosphate dibasic dihydrate
puriss. p.a., buffer substance, ≥99.5%
DOWNLOAD MSDS (PDF)Synonym: sec-Sodium phosphate, Disodium hydrogen phosphate dihydrate, Disodium phosphate, di-Sodium hydrogen phosphate dihydrate
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CAS Number 10028-24-7
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Linear Formula Na2HPO4 · 2H2O
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Molecular Weight 177.99
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EC Number 231-448-7
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MDL number MFCD00149182
Properties
| Related Categories | Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Puriss p.a., Q-S, Puriss p.a. More... |
| grade | puriss. p.a. |
| assay | ≥99.5% |
| impurities | ≤0.001% ammonium (NH4) |
| ≤0.001% heavy metals (as Pb) | |
| pH | 9.0-9.2 (20 °C, 2%) |
| anion traces | chloride (Cl-): ≤10 mg/kg |
| sulfate (SO42-): ≤50 mg/kg |
Price and Availability
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puriss. p.a., Reag. Ph. Eur., 98.5-101.0% (calc. to the dried substance)
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