Sodium dihydrogen phosphate dihydrate 98-100.5% (dried basis), meets analytical specification of BP, Ph. Eur., USP, FCC, E339, Fluka™
Supplier: Honeywell Chemicals
Synonyms:
Phosphoric acid (sodium hydrate), Sodium phosphate monobasic dihydrate, Sodium dihydrogen orthophosphate dihydrate
04269-5KG
04269-25KG
04269-1KG
04269-6X1KG
HONC04269-5KGEA
764
SGD
HONC04269-5KG
HONC04269-25KG
HONC04269-1KG
HONC04269-6X1KG
Sodium dihydrogen phosphate dihydrate 98-100.5% (dried basis), meets analytical specification of BP, Ph. Eur., USP, FCC, E339, Fluka™
Sodium dihydrogen phosphate dihydrate
Formula:
NaH₂PO₄·2H₂O MW: 156,01 g/mol Boiling Pt: Decomposes on heating Melting Pt: 60 °C Density: 2,04 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00149209 CAS Number: 13472-35-0 EINECS: 231-449-2 REACH: 01-2119489796-13 Merck Index: 12,08806 |
Specification Test Results
Assay (calculated to the dried substance) | 98.0 - 100.5 % |
Assay (calculated on the anhydrous basis) | 98.0 - 103.0 % |
Loss on drying (130°C) | 21.5 - 24.0 % |
Water (Karl Fischer) | 18.0 - 26.5 % |
Water insoluble matter | Max. 0.2 % |
pH (5 %, 25 °C) | 4.2 - 4.5 |
pH (1 %,20°C) | 4.1 - 5.0 |
Arsenic (As) | Max. 1 ppm |
Calcium (Ca) | Max. 0.002 % |
Cadmium (Cd) | Max. 1 ppm |
Copper (Cu) | Max. 0.001 % |
Iron (Fe) | Max. 5 ppm |
Mercury (Hg) | Max. 1 ppm |
Magnesium (Mg) | Max. 0.002 % |
Lead (Pb) | Max. 1 ppm |
Zinc (Zn) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 10 ppm |
Al, Ca and Related Substances | complying |
Chloride (Cl) | Max. 50 ppm |
Fluoride (F) | Max. 10 ppm |
Sulfate (SO₄) | Max. 200 ppm |
Reducing impurities | complying |
Appearance of the solution | complying |
Residual solvents | complying |
Appearance | complying |
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