09835
Fluka

Ammonium hydrogen difluoride

SKU
09835
Puriss. p.a., ≥98.5% (F)
Synonym(s)
Ammonium bifluoride; Etching powder
General Information:
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Brand
Fluka
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
AssayofNH4HF2Min.98.5%
Silver(Ag)Max.5ppm
Aluminium(Al)Max.5ppm
Barium(Ba)Max.5ppm
Bismuth(Bi)Max.5ppm
Calcium(Ca)Max.10ppm
Cadmium(Cd)Max.5ppm
Cobalt(Co)Max.5ppm
Chromium(Cr)Max.50ppm
Copper(Cu)Max.5ppm
Iron(Fe)Max.100ppm
Potassium(K)Max.50ppm
Lithium(Li)Max.5ppm
Magnesium(Mg)Max.5ppm
Manganese(Mn)Max.5ppm
Molybdenum(Mo)Max.5ppm
Sodium(Na)Max.50ppm
Nickel(Ni)Max.100ppm
Lead(Pb)Max.5ppm
Strontium(Sr)Max.5ppm
Thallium(Tl)Max.5ppm
Zinc(Zn)Max.5ppm
TotalS(asSO4)Max.100ppm
Siliconas(NH4)2SiF6Max.500ppm
Chloride(Cl)Max.50ppm
Sulfite(SO3)Max.50ppm

Properties

PropertyValue
Boiling Point/RangeNot applicable
ColorColorless
Density1.500 g/cm3 (20 °C)
FlashpointNot applicable
FormFlakes
GradeACS 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 (1.013 hPa. Sublimation point)
Partition CoefficientNo data available
Purity Percentage98.5
Purity Details>=98.5%
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 LinePuriss. p.a.
Storage TemperatureAmbient

Safety Information

PropertyValue
Hazard Class8
Package GroupII
UN IDUN1727
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