Ammonium hydrogen difluoride

• Catalog No.: 01110
• CAS Number: 1341-49-7
• M. F.: F2N
• M. W.: 52.0035064
• Purity: ≥97.5%

SYNONYMS

• Title: 二氟氢化铵
• IUPAC name: amine dihydrofluoride
• IUPAC Traditional name: amine dihydrofluoride
• Synonyms: Ammonium bifluoride; 蚀刻粉; 双氟氨; Etching powder

DATABASE IDS

• EC Number: 215-676-4
• CAS Number: 1341-49-7
• PubChem SID: 24845140
• MDL Number: MFCD00012018

PROPERTIES

• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Antion Traces: sulfite (SO32-): ≤50 mg/kg
• Cation Traces: Ca: ≤50 mg/kg
• Cation Traces: Fe: ≤100 mg/kg
• Cation Traces: K: ≤50 mg/kg
• Cation Traces: Mg: ≤50 mg/kg
• Grade: puriss.
• Impurities: ≤0.001% heavy metals (as Pb)
• Impurities: ≤0.03% hexafluorosilicate (as (NH4)2SiF6)
• Linear Formula: NH4HF2
• Purity: ≥97.5%
• Melting Point: 125 °C(lit.)
• GHS Signal Word: Danger
• GHS Hazard statements: H301-H314
• European Hazard Symbols: Toxic (T)
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P280-P301 + P310-P305 + P351 + P338-P310
• RID/ADR: UN 1727 8/PG 2
• Risk Statements: 25-34
• RTECS: BQ9200000
• Safety Statements: 22-26-37-45
• German water hazard class: 1