Ammoniumvätedifluorid 95%, extra pure
Leverantör: Thermo Scientific
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Fara
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Synonyms:
Ammoniumvätefluorid, Ammoniumbifluorid
208820010
208820050
208822500
ACRO208820010EA
2800
SEK
ACRO208820010
ACRO208820050
ACRO208822500
Ammoniumvätedifluorid 95%, extra pure
Ammoniumvätedifluorid
Formel:
NH₄HF₂ MW: 57,04 g/mol Smältpunkt: 125 °C Densitet: 0,8 g/cm³ (20 °C) Storage Temperature: Omgivande |
MDL Number:
MFCD00012018 CAS nummer: 1341-49-7 EINECS: 215-676-4 UN: 1727 ADR: 8,II Merck Index: 13,00498 |
Specifikation testresultat
Appearance | White Flakes or scales |
Water | ≤0.5 % (K.F.) |
Titration with NaOH | ≥94 % |
Sulfite (SO3) | ≤100 ppm |
Sulfate (SO4) | ≤2000 ppm |
Iron (Fe) | ≤500 ppm |
Heavy metals (as Pb) | ≤200 ppm |
Impurity | ≤5 % (Ammonium fluoride (NH4F)) |
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