Sodium fluoride ≥99%, Puriss. p.a. ACS, ISO, Reag. Ph. Eur., Fluka™
:7681-49-4
:
:NaF
:MFCD00003524
:41.99 g/mol
:13,08691
:1,704 °C (1.013 hPa)
:990 °C
:2,7 g/cm³ (20 °C)
:Ambient
:231-667-8
:1690
:6.1,III
:GHS06
- Assay:Min. 99 %
- Assay (calculated to the dried substance):98.5 - 100.5 %
- Water insoluble matter:Max. 0.02 %
- Loss on drying (150°C):Max. 0.2 %
- Loss on drying (130 °C, 3 h):Max. 0.5 %
- Acidity or alkalinity:complying
- Free acid (as HF):Max. 0.05 %
- Free alkali (as NaOH):Max. 0.04 %
- Copper (Cu):Max. 0.0005 %
- Iron (Fe):Max. 0.001 %
- Potassium (K):Max. 0.01 %
- Heavy metals (as Pb):Max. 0.001 %
- Sodium Hexafluorosilicicate ( Na₂SiF₆):Max. 0.1 %
- Fluorosilicate (SiF₆):complying
- Chloride (Cl):Max. 10 ppm
- Sulfate (SO₄):Max. 100 ppm
- Sulfite (SO₃):Max. 0.005 %
- Appearance of the solution:complying