Fluorides
Potassium fluoride (01349)
low Fe, assay min. 99%
Overview
High purity, free-flowing Potassium Fluoride crystals for use as electrolyte for tantalum manufacturing
Specifications
General Information
- Molar Mass
- 58.10 g/mol
- CAS Number
- 7789-23-3
- Linear Formula
- KF
Physical Properties
- Color
- Colorless
- Vapor Pressure
- No data available hectopascal
- Boiling Point/Range
- 1,505 °C (1,013 hPa)
- pH
- 8 to 9 at 50 g/l (20 °C)
- Odor
- Odorless
- Density
- 2.48 g/cm3 (20 °C)
- Melting Point/Range
- 846 °C
- Physical Form
- Solid
Safety Information
- Incompatible Materials
- Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
- Chemical Stability
- Stable under normal conditions.
- Self Ignition
- Not auto-flammable
- Flammability
- The product is not flammable.
International Transportation
- UN Number
- 1812
- Harmonized System Code
- 2826199000
- Packing Group
- III
- Chemical Class
- 6.1
General Information
- Molar Mass
- 58.10 g/mol
- CAS Number
- 7789-23-3
- Linear Formula
- KF
Physical Properties
- Color
- Colorless
- Vapor Pressure
- No data available hectopascal
- Boiling Point/Range
- 1,505 °C (1,013 hPa)
- pH
- 8 to 9 at 50 g/l (20 °C)
- Odor
- Odorless
- Density
- 2.48 g/cm3 (20 °C)
- Melting Point/Range
- 846 °C
- Physical Form
- Solid
Safety Information
- Incompatible Materials
- Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
- Chemical Stability
- Stable under normal conditions.
- Self Ignition
- Not auto-flammable
- Flammability
- The product is not flammable.
International Transportation
- UN Number
- 1812
- Harmonized System Code
- 2826199000
- Packing Group
- III
- Chemical Class
- 6.1
- Molar Mass : 58.10 g/mol
- CAS Number : 7789-23-3
- Linear Formula : KF
- Color : Colorless
- Vapor Pressure : No data available hectopascal
- Boiling Point/Range : 1,505 °C (1,013 hPa)
- pH : 8 to 9 at 50 g/l (20 °C)
- Odor : Odorless
- Density : 2.48 g/cm3 (20 °C)
- Melting Point/Range : 846 °C
- Physical Form : Solid
- Incompatible Materials : Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
- Chemical Stability : Stable under normal conditions.
- Self Ignition : Not auto-flammable
- Flammability : The product is not flammable.
- UN Number : 1812
- Harmonized System Code : 2826199000
- Packing Group : III
- Chemical Class : 6.1
Property
Value
appearance
complying
assay
Min. 99 %
water
Max. 0.15 %
loss on ignition (500°C, 2 h)
Max. 0.5 %
pH (5 %, 25 °C)
7.7 - 9.0
free acid (as HF)
Max. 0.01 %
free alkali (as KOH)
effective %
aluminium (Al)
Max. 0.001 %
chromium (Cr)
Max. 0.0005 %
iron (Fe)
Max. 0.0002 %
magnesium (Mg)
Max. 0.0005 %
sodium (Na)
Max. 0.4 %
nickel (Ni)
Max. 0.0005 %
phosphorus (P)
Max. 0.0005 %
sulfur (S)
Max. 0.002 %
silicon (Si)
Max. 0.0005 %
chloride (Cl)
Max. 0.001 %
water insoluble matter
Max. 0.01 %
