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Hydrogenfosforečnan dvojsodný dihydrát 98+% for analysis

Dodávateľ: Thermo Fisher Scientific

Synonymá: sec-Sodium phosphate, Sodium monohydrogen phosphate dihydrate, Sodium hydrogenphosphate dihydrate, di-Sodium hydrogen orthophosphate dihydrate, Sodium phosphate dibasic dihydrate, Disodium phosphate, di-Sodium hydrogen phosphate dihydrate, Sorensen's salt

124990010 124990050 124992500
ACRO124990010EA 75.31 EUR
ACRO124990010 ACRO124990050 ACRO124992500
Hydrogenfosforečnan dvojsodný dihydrát 98+% for analysis
Hydrogenfosforečnan dvojsodný dihydrát
Vzorec: Na₂HPO₄·2H₂O
Mw: 177.99
Teplota tavenia: 243…245 °C
Skladovacia teplota: Ambient
Číslo MDL: MFCD00149182
Číslo CAS: 10028-24-7

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Výsledky špecifikačného testu

Appearance White Powder or crystals
Loss on drying 19.5 % to 21.0 % (1 g, 130°C)
Solubility (5 % in water) Clear colorless
pH 8.4 to 9.6 (1% in water)
Titration excess HCl 98.0 to 102.0 %
Sulfates ≤0.1 %
Chlorides ≤0.04 %
Arsenic (As) ≤0.0003 %
Cadmium (Cd) ≤0.005 %
Iron (Fe) ≤0.004 %
Heavy metals (as Pb) ≤0.001 %
Insoluble matter ≤0.3 % (in water)


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