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Chrome (III) nitrate nonahydraté 99%

Marques : Thermo Fisher Scientific
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

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Chrome (III) nitrate nonahydraté 99%
Chrome (III) nitrate nonahydraté
Formule: CrN₃O₉·9H₂O
Point de fusion: 60 °C
Densité: 1,807 g/cm³ (20 °C)
Température de stockage: Température ambiante
Numéro MDL: MFCD00149659
Numéro CAS: 7789-02-8
EINECS: 236-921-1
UN: 2720
ADR: 5.1,III
Indice Merck: 13,02246

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Résultats des tests de spécification

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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