Sodio metabisolfito, seca 97-100.5%, Puriss., meets analytical specification of BP, FCC, NF, Ph. Eur., E223, Fluka™
Proveedor: Honeywell Chemicals
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Peligro
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13459-1KG
13459-5KG
13459-25KG
13459-4X5KG
13459-6X1KG
13459-1KGEA
39.4
EUR
13459-1KG
13459-5KG
13459-25KG
13459-4X5KG
13459-6X1KG
Sodio metabisolfito, seca 97-100.5%, Puriss., meets analytical specification of BP, FCC, NF, Ph. Eur., E223, Fluka™
Sodio metabisolfito
Formula:
Na₂S₂O₅ Pto. Ebullición: Decomposes on heating Pto. de fusión: >150 °C (desc.) Densidad: 2,36 g/cm³ (20 °C) Temperatura de almacenaje: Ambiente |
Número MDL:
MFCD00167602 Núm. CAS: 7681-57-4 EINECS: 231-673-0 IR: 01-2119531326-45 Índice Merck: 12,08784 |
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Resultados test especificaciones
Assay | 97.0 - 100.5 % |
Assay of Sulfur Dioxide | 65.0 - 67.4 % |
pH (5 %, 20°C) | 3.5 - 5.0 |
pH (10% solution) | 4.0 - 5.0 |
Arsenic (As) | Max. 2 ppm |
Copper (Cu) | Max. 0.001 % |
Iron (Fe) | Max. 10 ppm |
Mercury (Hg) | Max. 1 ppm |
Lead (Pb) | Max. 2 ppm |
Selenium (Se) | Max. 5 ppm |
Zinc (Zn) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 10 ppm |
Chloride (Cl) | Max. 0.01 % |
Thiosulfate (S₂O₃) | complying |
Appearance of the solution | complying |
Residual solvents | complying |
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