Potassio diidrogeno fosfato, anidro 99.5-100.5%, Puriss. p.a. Reag. Ph. Eur., ACS, ISO sostanza tampone, Fluka™
Fornitore: Honeywell Chemicals
Synonyms:
Potassio fosfato monobasico
Formula:
KH₂PO₄ Punto di fusione: 253 °C Densità: 2,34 g/cm³ (20 °C) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00011401 CAS Number: 7778-77-0 EINECS: 231-913-4 REACH: 01-2119490224-41 Merck Index: 13,07744 |
Risultati del test di specificazione
Assay (alk., calculated to dried substances) | 99.5 - 100.5 % |
Assay | Min. 99.0 % |
Loss on drying (130°C) | Max. 0.2 % |
Water insoluble matter | Max. 0.005 % |
pH (5 %, 25 °C) | 4.2 - 4.5 |
Arsenic (As) | Max. 0.5 ppm |
Calcium (Ca) | Max. 0.001 % |
Cadmium (Cd) | Max. 0.0005 % |
Cobalt (Co) | Max. 0.0005 % |
Chromium (Cr) | Max. 0.0015 % |
Copper (Cu) | Max. 0.0005 % |
Iron (Fe) | Max. 5 ppm |
Magnesium (Mg) | Max. 0.0005 % |
Manganese (Mn) | Max. 0.0005 % |
Nickel (Ni) | Max. 0.0005 % |
Sodium (Na) | Max. 50 ppm |
Lead (Pb) | Max. 0.0005 % |
Zinc (Zn) | Max. 0.0005 % |
Heavy metals (as Pb) | Max. 5 ppm |
Chloride (Cl) | Max. 5 ppm |
Sulfate (SO₄) | Max. 30 ppm |
Total N | Max. 0.001 % |
KMnO₄ reducing matter (as O) | complying |
Appearance of the solution | complying |
Appearance (color) | complying |
Appearance (form) | complying |
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