di-Natriumhydrogenphosphat, anhydrous 98-100,5 Dried, Puriss., meetSpec_BP,Ph.Eur.,USP,FCC,E339, Fluka™

Lieferant: Honeywell Chemicals

Synonyme: di-Natriumorthophosphat, sek. Natriumphosphat, Natriumorthophosphat dibasisch

04276-5KG 04276-1KG 04276-25KG 04276-6X1KG
04276-5KGEA 227.53 EUR
04276-5KG 04276-1KG 04276-25KG 04276-6X1KG
di-Natriumhydrogenphosphat, anhydrous 98-100,5 Dried, Puriss., meetSpec_BP,Ph.Eur.,USP,FCC,E339, Fluka™
di-Natriumhydrogenphosphat
Formel: Na₂HPO₄
Molecular Weight: 141.96 g/mol
Schmelzpunkt: 250
Lagertemperatur: Raumtemperatur
MDL: MFCD00003496
CAS-Nummer: 7558-79-4
EINECS: 231-448-7
REACH: 01-2119489797-11
Merck Index: 12,08805

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Spezifikation Testergebnisse

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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