Natriummetabisulfite for analysis
Leverantör: Thermo Fisher Scientific
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Fara
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Synonyms:
Disodium disulphite, di-Sodium disulphite, Sodium pyrosulphite, Disodiumdisulphite, Sodium disulphite
223070010
223075000
223070025
ACRO223070010EA
970
SEK
ACRO223070010
ACRO223075000
ACRO223070025
Natriummetabisulfite for analysis
Natriummetabisulfite
Formel:
Na₂S₂O₅ MW: 190.11 g/mol Smältpunkt: 150 °C (dec.) Storage Temperature: Omgivande |
MDL Number:
MFCD00167602 CAS nummer: 7681-57-4 EINECS: 231-548-0 Merck Index: 12,08784 |
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Specifikation testresultat
Appearance | White Crystalline powder |
Titration Iodimetric | ≥58.5 % (SO2) |
Arsenic (As) | ≤1 ppm |
Iron (Fe) | ≤20 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Insoluble matter | ≤0.005 % |
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