Sodium bifluoride

Sodium bifluoride
Names
IUPAC name
Sodium bifluoride
Other names
  • Sodium hydrogen fluoride
  • SBF[1]
  • Sodium acid fluoride
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.014.190 Edit this at Wikidata
EC Number
  • 215-608-3
UNII
UN number 2439
  • InChI=1S/F2H.Na/c1-3-2;/q-1;+1
    Key: WKYQUTKZJQOMHI-UHFFFAOYSA-N
  • [H-](F)F.[Na+]
Properties
Na[HF2]
Molar mass 61.995 g·mol−1
Appearance white solid
Density 2.08 g/cm3
Melting point 160 °C (320 °F; 433 K) (decomposes)
Hazards
GHS labelling:
GHS05: CorrosiveGHS06: Toxic
Danger
H301, H314
P260, P264, P270, P280, P301+P310, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P330, P363, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Sodium bifluoride is the inorganic compound with the formula Na[HF2]. It is a salt of sodium cation (Na+) and bifluoride anion ([HF2]−). It is a white, water-soluble solid that decomposes upon heating .[2] Sodium bifluoride is non-flammable, hygroscopic, and has a pungent smell.[3] Sodium bifluoride has a number of applications in industry.

  1. ^ Product Safety Summary (PDF), retrieved June 17, 2013
  2. ^ Perry, Dale L.; Handbook of Inorganic Compounds; CRC Press (2011); page 381; [1]
  3. ^ Cite error: The named reference product safety data sheet was invoked but never defined (see the help page).