Krom(III)nitrat nonahydrate 99%
Leverantör: Thermo Scientific
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Varning
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Synonyms:
Chromium trinitrate nonahydrate, Chromic nitrate nonahydrate, Chromium nitrate nonahydrate
219200010
219201000
219205000
219200051
ACRO219200010EA
1600
SEK
ACRO219200010
ACRO219201000
ACRO219205000
ACRO219200051
Krom(III)nitrat nonahydrate 99%
Krom(III)nitrat nonahydrate
Formel:
CrN₃O₉·9H₂O MW: 400,15 g/mol Smältpunkt: 60 °C Densitet: 1,807 g/cm³ (20 °C) Storage Temperature: Omgivande |
MDL Number:
MFCD00149659 CAS nummer: 7789-02-8 EINECS: 236-921-1 UN: 2720 ADR: 5.1,III Merck Index: 13,02246 |
Specifikation testresultat
Appearance | Dark purple to black Crystalline chunks |
Titration Iodometric | ≥98.5 % |
pH | 2 to 3 (5 % in water) |
Chloride (Cl) | ≤20 ppm |
Sulfate (SO4) | ≤50 ppm |
Ammonium (NH4) | ≤10 ppm |
Cadmium (Cd) | ≤10 ppm |
Calcium (Ca) | ≤50 ppm |
Cobalt (Co) | ≤10 ppm |
Copper (Cu) | ≤10 ppm |
Iron (Fe) | ≤200 ppm |
Lead (Pb) | ≤20 ppm |
Magnesium (Mg) | ≤50 ppm |
Manganese (Mn) | ≤10 ppm |
Nickel (Ni) | ≤50 ppm |
Sodium (Na) | ≤50 ppm |
Strontium (Sr) | ≤50 ppm |
Zinc (Zn) | ≤10 ppm |
Subst not pptd by NH4OH | ≤0.2 % (as SO4) |
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