Sodium fluoride, EMSURE® Reag. Ph. Eur. for analysis, Supelco®
: Merck
:7681-49-4
:
:NaF
:MFCD00003524
:41.99 g/mol
:13,08691
:1700 °C (1013 hPa)
:993 °C
:2,8 g/cm³ (20 °C)
:1690
:6.1,III
:M-Clarity™ quality level = MQ300
:231-667-8
:GHS06
:Ambient
- Assay (precipitative titration):≥ 99,5 %
- In water insoluble matter:≤ 0,01 %
- Free alkali (as NaOH):≤ 0,04 %
- Free acid (as hydrofloric acid):≤ 0,05 %
- Chloride (Cl):≤ 0,01 %
- Hexafluorosilicate (SiF₆):≤ 0,075 %
- Sulphate (SO₄):≤ 0,01 %
- Sulphite (SO₃):≤ 0,005 %
- Heavy metals (as Pb):≤ 0,001 %
- Ca (Calcium):≤ 0,004 %
- Cu (Copper):≤ 0,0002 %
- Fe (Iron):≤ 0,002 %
- K (Potassium):≤ 0,02 %
- Loss on drying (150 °C, 4 h):≤ 0,2 %
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