Natriumfluorid 99,0-100,5%, AnalaR NORMAPUR® Reag. Ph. Eur.
Lieferant: VWR Chemicals
|
Gefahr
|
27860.231EA
50.9
EUR
27860.231
27860.297
27860.460
Natriumfluorid 99,0-100,5%, AnalaR NORMAPUR® Reag. Ph. Eur.
Sodium fluoride
Formel:
NaF Molecular Weight: 41,99 g/mol Siedepunkt: 1700 °C (1013 hPa) Schmelzpunkt: 993 °C Dichte: 2,8 g/cm³ (20 °C) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00003524 CAS-Nummer: 7681-49-4 EINECS: 231-667-8 UN: 1690 ADR: 6.1,III Merck Index: 13,08691 |
Spezifikation Testergebnisse
Assay (calculated on dried substance) | 99.0 - 100.5 % |
Appearance of solution | Passes test Ph.Eur. |
Identification A | Passes test Ph.Eur. |
Identification B | Passes test Ph.Eur. |
Identification C | Passes test Ph.Eur. |
Acidity | ≤ 0.030 meq/g |
Alkalinity | ≤ 0.010 meq/g |
Heavy metals (as Pb) | ≤ 10 ppm |
Insolubility in water | ≤ 100 ppm |
Loss on drying (150°C) | ≤ 0.2 % |
Sodium fluosilicate (Na2SiF6) | ≤ 0.1 % |
Cl (Chloride) | ≤ 100 ppm |
SO3 (Sulphite) | ≤ 50 ppm |
SO4 (Sulphate) | ≤ 100 ppm |
Fe (Iron) | ≤ 20 ppm |
K (Potassium) | ≤ 0.02 % |
Conforms to Reag. Ph.Eur | Passes test |
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