244279
Hydrofluoric acid
ACS reagent, 48%
Synonym(s):
HF
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About This Item
grade
ACS reagent
vapor density
1.27 (vs air)
vapor pressure
25 mmHg ( 20 °C)
assay
48%, 48.0-51.0% (ACS specification)
form
liquid
impurities
≤0.01% fluorosilicic acid
ign. residue
≤5 ppm
density
1.15 g/mL at 25 °C (lit.)
anion traces
SO42- and SO32-: ≤5 ppm, chloride (Cl-): ≤5 ppm, phosphate (PO43-): ≤1 ppm
cation traces
As: ≤0.005 ppm, Cu: ≤0.1 ppm, Fe: ≤1 ppm, heavy metals (as Pb): ≤0.5 ppm
SMILES string
[H+].[F-]
InChI
1S/FH/h1H
InChI key
KRHYYFGTRYWZRS-UHFFFAOYSA-N
Other Notes
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Eye Dam. 1 - Skin Corr. 1A
Storage Class
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
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