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Dihydrogenfosforečnan sodný dihydrát Ph. Eur., USP, BP

Dodávateľ: VWR Chemicals

28014.291EA 110.41 EUR
28014.291 28014.462 28014.360
Dihydrogenfosforečnan sodný dihydrát Ph. Eur., USP, BP
Dihydrogenfosforečnan sodný dihydrát

Appearance: White or almost white, powder or colourless crystals.


Pozor: Not for use as Active Pharmaceutical Ingredient (API)

Vzorec: NaH₂PO₄·2H₂O
Mw: 156,01 g/mol
Teplota varu: < 650 °C (1013 hPa)
Teplota tavenia: 60 °C
Hustota: 1,91 g/cm³ (20 °C)
Skladovacia teplota: Ambient
Číslo MDL: MFCD00149209
Číslo CAS: 13472-35-0
EINECS: 231-449-2
REACH: 01-2119489796-13
Merck Index: 12,08806

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Výsledky špecifikačného testu

Appearance Conforms (see CoA/CoS)
Heavy metals (as Pb) ≤10 ppm
Residual solvents Unlikely by manuf.process
As (Arsenic) ≤2 ppm
Cd (Cadmium) ≤1 ppm
Co (Cobalt) ≤1 ppm
Hg (Mercury) ≤3 ppm
Ni (Nickel) ≤1 ppm
Pb (Lead) ≤4 ppm
V (Vanadium) ≤5 ppm
Conforms to Ph.Eur./USP/BP Passes test
Ph.Eur./BP specifications: .
Assay (dried substance) [Ph.Eur./BP] 98.0 - 100.5 %
Identification A Passes test Ph.Eur./BP
Identification B Passes test Ph.Eur./BP
Identification C Passes test Ph.Eur./BP
Appearance of solution Passes test Ph.Eur./BP
pH (5 %) [Ph.Eur./BP] 4.2 - 4.5
Reducing substances Passes test Ph.Eur./BP
Cl (Chloride) [Ph.Eur./BP] ≤200 ppm
SO4 (Sulphate) [Ph.Eur./BP] ≤300 ppm
Fe (Iron) [Ph.Eur./BP] ≤10 ppm
Loss on drying (130°C) [Ph.Eur./BP] 21.5 - 24.0 %
USP specifications: .
Assay (calculated on anhydrous) [USP] 98.0 - 103.0 %
Identification A Passes test USP
Identification B Passes test USP
Insoluble substances [USP] ≤0.2 %
Cl (Chloride) [USP] ≤0.014 %
SO4 (Sulphate) [USP] ≤0.15 %
Al, Ca and related elements Passes test USP
As (Arsenic) [USP] ≤8 ppm
pH (25°C; 1 g/20 ml) [USP] 4.1 - 4.5
Water determination [USP] 18.0 - 26.5 %

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