1.01160

Ammonium hydrogen difluoride

pure

• Synonym(s): Ammonium bifluoride, Etching powder
• Linear Formula: NH₄HF₂
• CAS Number: 1341-49-7
• Molecular Weight: 57.04
• MDL number: MFCD00012018
• UNSPSC Code: 12352302
• NACRES: NA.21
• Grade: for analytical purposes

Properties

• grade: for analytical purposes
• Quality Level: 200
• vapor pressure: 1 hPa ( 20 °C)
• pH: 2 (20 °C, 5.7 g/L in H₂O)
• bp: >238 °C/1013 hPa (decomposition)
• mp: 125 °C (lit.)
• SMILES string: N.F.F
• InChI: 1S/2FH.H3N/h2*1H;1H3
• InChI key: KVBCYCWRDBDGBG-UHFFFAOYSA-N

Description

Safety Information

• Pictograms: GHS05,GHS06
• Signal Word: Danger
• Hazard Statements: H301 - H314
• Precautionary Statements: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B
• Storage Class Code: 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable