1.01160
Ammonium hydrogen difluoride
pure
Synonym(s):
Ammonium bifluoride, Etching powder
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About This Item
Linear Formula:
NH4HF2
CAS Number:
Molecular Weight:
57.04
UNSPSC Code:
12352302
NACRES:
NA.21
MDL number:
vapor pressure
1 hPa ( 20 °C)
Quality Level
pH
2 (20 °C, 5.7 g/L in H2O)
bp
>238 °C/1013 hPa (decomposition)
mp
125 °C (lit.)
SMILES string
N.F.F
InChI
1S/2FH.H3N/h2*1H;1H3
InChI key
KVBCYCWRDBDGBG-UHFFFAOYSA-N
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B
Storage Class
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
Certificates of Analysis (COA)
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