455830

Ammonium hydrogen difluoride

99.999% trace metals basis

• Synonym(s): Ammonium bifluoride, Etching powder
• Linear Formula: NH₄HF₂
• CAS Number: 1341-49-7
• Molecular Weight: 57.04
• EC Number: 215-676-4
• MDL number: MFCD00012018
• eCl@ss: 38050109
• PubChem Substance ID: 24869086
• NACRES: NA.23

Properties

• Quality Level: 100
• Assay: 99.999% trace metals basis
• form: crystalline
• impurities: ≤15.0 ppm Trace Metal Analysis
• mp: 125 °C (lit.)
• SMILES string: N.F.F
• InChI: 1S/2FH.H3N/h2*1H;1H3
• InChI key: KVBCYCWRDBDGBG-UHFFFAOYSA-N

Description

Application

Used for the preparation of ammonium aminosilylfluorides and complex metal fluorides. Employed in a new hydrothermal synthesis of complex flourides NaHoF₄ and NaEuF₄; these interesting compounds have the fluorite structure and are important for solid-state lasers as well as for photoluminescence and magnetic characteristics

Safety Information

• Pictograms: GHS05,GHS06
• Signal Word: Danger
• Hazard Statements: H301 - H314
• Precautionary Statements: P260 - P270 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 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
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves