Hydrogenfosforečnan dvojsodný, anhydrous 98-100.5% (dried basis), Puriss., meets analytical specification of BP, Ph. Eur., USP, FCC, E339, Fluka™
Dodavatel: Honeywell Chemicals
Synonyms:
sec-Sodium phosphate, di-Sodium hydrogen orthophosphate, di-Sodium hydrogen phosphate anhydrous, Sodium hydrogen phosphate, Disodium phosphate, Sodium phosphate dibasic
04276-5KG
04276-1KG
04276-25KG
04276-6X1KG
04276-5KGEA
6490
CZK
04276-5KG
04276-1KG
04276-25KG
04276-6X1KG
Hydrogenfosforečnan dvojsodný, anhydrous 98-100.5% (dried basis), Puriss., meets analytical specification of BP, Ph. Eur., USP, FCC, E339, Fluka™
di-Sodium hydrogen phosphate
Vzorec:
Na₂HPO₄ MW: 141,96 g/mol Bod tání: 250 °C Storage Temperature: Ambient |
MDL Number:
MFCD00003496 CAS číslo: 7558-79-4 EINECS: 231-448-7 REACH: 01-2119489797-11 Merck Index: 12,08805 |
Výsledky specifikačního testu
Assay (calculated to the dried substance) | 98.0 - 100.5 % |
Assay of NaH₂PO₄ (calculated to dried substances) | Max. 1.0 % |
Loss on drying (105°C, 4 h) | Max. 1.0 % |
Loss on drying (130°C) | Max. 1.0 % |
pH (1 %,20°C) | 8.4 - 9.6 |
Ammonium (NH₄) | Max. 0.002 % |
Arsenic (As) | Max. 1 ppm |
Cadmium (Cd) | Max. 1 ppm |
Copper (Cu) | Max. 0.001 % |
Iron (Fe) | Max. 20 ppm |
Mercury (Hg) | Max. 1 ppm |
Lead (Pb) | Max. 1 ppm |
Zinc (Zn) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 10 ppm |
Chloride (Cl) | Max. 50 ppm |
Fluoride (F) | Max. 10 ppm |
Pyrophosphate (as Na4P₂O₇) | Max. 2.0 % |
Sulfate (SO₄) | Max. 200 ppm |
Water insoluble matter | Max. 0.2 % |
Appearance of the solution | complying |
Reducing impurities | complying |
Residual solvents | complying |
Turbidity | Max. 3.5 NTU |
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