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224820

Sigma-Aldrich

Ammonium hydrogen difluoride

reagent grade, 95%

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Synonym(s):
Ammonium bifluoride, Etching powder
Linear Formula:
NH4HF2
CAS Number:
Molecular Weight:
57.04
EC Number:
MDL number:
eCl@ss:
38050109
PubChem Substance ID:
NACRES:
NA.55

grade

reagent grade

Quality Level

assay

95%

form

crystals
flakes

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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1 of 4

This Item
AX12354558301.01160
Ammonium hydrogen difluoride reagent grade, 95%

224820

Ammonium hydrogen difluoride

Essential Grade
Ammonium Bifluoride Practical

AX1235

Ammonium Bifluoride

-
Ammonium hydrogen difluoride 99.999% trace metals basis

455830

Ammonium hydrogen difluoride

-
Ammonium hydrogen difluoride pure

1.01160

Ammonium hydrogen difluoride

-
assay

95%

assay

≥96.0%

assay

99.999% trace metals basis

assay

-

grade

reagent grade

grade

-

grade

-

grade

-

mp

125 °C (lit.)

mp

126 °C

mp

125 °C (lit.)

mp

125 °C (lit.)

Application

Employed in a new hydrothermal synthesis of complex flourides NaHoF4 and NaEuF4 these interesting compounds have the fluorite structure and are important forsolid-state lasers as well as for photoluminescence and magnetic characteristics.

pictograms

CorrosionSkull and crossbones

signalword

Danger

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_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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