Sulfato de hierro (II) heptahidrato, 1 kg
REF P015.2
€ 75,81
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Sulfato de hierro (II) heptahidrato, 1 kg
Información del producto
Código hs: 28332980
Marca: Carl Roth
Ferrous sulphate heptahydrate, min. 99 %, p.a., ACS, Molar mass (M) 278,02 g/mol, Density (D) 1,89 g/cm³, CAS No. [7782-63-0], EG-Nr. 231-753-5, Empirical formula FeSO4 · 7 H2O
Iron(II) sulphate heptahydrate ≥99 %, p.a., ACS
Technische informatie
| Storage under inert gas | aanbevolen |
Salts for Analysis
Our salts for analysis are manufactured under strict production guidelines. Analytical purity and best quality reliably characterize each batch. Salts in p.a. quality made by Carl ROTH meet the high requirements for reproducible results. Most of our salts are additionally specified according to international standards like ACS and ISO.
Definition:p.a.: pro analysi (for analysis)ACS: American Chemical SocietyISO: International Standard Organisation
Salts
| Assay (perm.) | ≥99,0 % |
| pH value (5 % in water) | 3,0-4,0 |
| In H2O insoluble matter | ≤0,005 % |
| Total nitrogen (as N) | ≤0,001 % |
| Chloride (Cl) | ≤0,001 % |
| Phosphate (PO4) | ≤0,0005 % |
| Arsenic (As) | ≤0,00004 % |
| Cadmium (Cd) | ≤0,005 % |
| Calcium (Ca) | ≤0,005 % |
| Copper (Cu) | ≤0,001 % |
| Potassium (K) | ≤0,002 % |
| Manganese (Mn) | ≤0,03 % |
| Lead (Pb) | ≤0,0005 % |
| Chromium (Cr) | ≤0,008 % |
| Iron III (Fe III) | ≤0,1 % |
| Magnesium (Mg) | ≤0,002 % |
| Sodium (Na) | ≤0,002 % |
| Zinc (Zn) | ≤0,002 % |
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