Fer (II) sulfate heptahydraté 99,5-104,5 Manganometry, Puriss., meetSpec_BP,Ph.Eur.,USP,FCC, Fluka™
Marques : Honeywell ChemicalsTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
Iron vitriol, Ferrous sulphate heptahydrate
Formule:
FeSO₄·7H₂O Poids moléculaire: 278.02 g/mol Point de fusion: 64 °C (–H₂O de crystall.) Densité: 1.9 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00149719 Numéro CAS: 7782-63-0 EINECS: 231-753-5 Indice Merck: 13,04091 |
Résultats des tests de spécification
Assay (manganometric) | 99.5 - 104.5 % |
pH (5 %, 20°C) | 3.0 - 4.0 |
Arsenic (As) | Max. 2 ppm |
Calcium (Ca) | Max. 0.02 % |
Chromium (Cr) | Max. 50 ppm |
Copper (Cu) | Max. 30 ppm |
Iron(III) | Max. 0.2 % |
Mercury (Hg) | Max. 1 ppm |
Potassium (K) | Max. 0.002 % |
Magnesium (Mg) | Max. 0.02 % |
Manganese (Mn) | Max. 0.1 % |
Sodium (Na) | Max. 0.01 % |
Nickel (Ni) | Max. 50 ppm |
Lead (Pb) | Max. 2 ppm |
Zinc (Zn) | Max. 20 ppm |
Heavy metals (as Pb) | Max. 0.005 % |
Chloride (Cl) | Max. 100 ppm |
Residual solvents | complying |
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