≥98.0% (by acidimetry), powder, BAKER ANALYZED® ACS, J.T.Baker®
Supplier: Avantor
Certificates
About this item
Synonyms: di-Potassium hydrogen orthophosphate, Dipotassium hydrogenphosphate, Potassium hydrogen phosphate, Dipotassium hydrogen phosphate, Dipotassium Phosphate, Dibasic Potassium Phosphate, Potassium Phosphate, Dibasic, (dipotassium hydrogen phosphate), Potassium phosphate dibasic, Dipotassium phosphate
CAS Number:7758-11-4
:
Formula:K₂HPO₄
MDL Number:MFCD00011383
Density:2.3 g/cm³ (20 °C)
Molecular Weight:174.18 g/mol
Melting Pt:340
Merck Index:13,07743
:Management of Change (MOC) category = N
Storage Temperature:Ambient
EINECS:231-834-5
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Meets ACS Reagent Chemical Requirements:≥98.0%
- For Laboratory,Research,or Manufacturing Use:≤0.01%
- Assay (K₂HPO₄) (by acidimetry):≥ 98.0 %
- Insoluble Matter:≤ 0.01 %
- Loss on Drying at 105°C:≤ 1.0 %
- pH of 5% Solution at 25°C:8.5 - 9.6
- Chloride (Cl):≤ 0.003 %
- Fluoride (F):≤ 0.001 %
- Nitrogen Compounds (as N):≤ 0.001 %
- Sulfate (SO₄):≤ 0.005 %
- Trace Impurities - Iron (Fe):≤ 0.001 %
- Sodium (Na):≤ 0.05 %
- Trace Impurities - Arsenic (As):≤ 1 ppm
- Trace Impurities - ACS - Heavy Metals (as Pb):≤ 5 ppm
- Trace Impurities - Lead (Pb):≤ 5 ppm
Specification Test Results
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