224820
Honeywell

Ammonium hydrogen difluoride

SKU
224820
Reagent Grade, 95%
Synonym(s)
Ammonium bifluoride; Etching powder
  • ≥95% for general laboratory use.
Brand
Honeywell
UNSPSC Code
12352300
CAS Numbers (All) EC Number Linear Formula
NH4HF2
MDL Number RTECS Number
BQ9200000
Synonyms
Ammonium bifluoride; Etching powder

Documents

Specifications

PropertyValue
Identity(IR)complying
AssayofNH4HF294.0-106.0%

Properties

PropertyValue
Autoignition TemperatureNot auto-flammable
Boiling Point/RangeNot applicable
ColorColorless
Density1.500 g/cm3 (20 °C)
FlashpointNot applicable
FormFlakes
GradeReagent Grade Salts
Incompatible MaterialsContact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked, Corrosive in contact wi
Lower Explosion LimitNot applicable
Melting Point/Range126 °C (Sublimation point 1.013 hPa)
Partition CoefficientNo data available
Purity Percentage95
Purity Details95%
Solubility in Water600 g/l (20 °C)
Upper Explosion LimitNot applicable
Vapor PressureNo data available
ViscosityNot applicable
pH-Value2-3 (20 °C) (as aqueous solution)
Product LineReagent Grade
Storage TemperatureAmbient

Safety Information

PropertyValue
Hazard Class8
Package GroupII
UN IDUN1727
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