AMMONIUM BIFLUORIDE
AMMONIUM BIFLUORIDE Extra Pure
Short Name: AMMONIUM BIFLUORIDE
Synonym: Ammonium hydrogen difluoride, Etching powder
Basic Details
Article No.
LG0327
Grade
Extra Pure
Purity
98%
CAS No.
1341-49-7
HS Code
2826.1990
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
3.5 (5% Solution)
Melting point/ Freezing point [°C]
125 °C
Boiling point [°C]
240°C
Density [g/cm3]
1.5
Solubility in water [% weight]
41.5g/l00 g Water @ 250C
Chemical Specifications
Appearance
White crystalline hygroscopic powder/Flakes
Assay (acidimetric)
Min 98%
Residue on ignition
Max 0.05%
Chloride (Cl)
Max 0.005%
Silica (SiO2)
Max 0.5%
Sulphate (SO4)
Max 0.05%
Iron (Fe)
Max 0.005%
Lead (Pb)
Max 0.01%
Safety Information & Hazard Symbols
Symbol
GHS05, GHS06
Signal Word
Danger
UN No.
1727
IMCO Class No.
8
Packing Group
II
Hazardous Statement
H301-H314
Precaution Statement
P280-P301 + P310-P305 + P351 + P338-P310