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Key Documents

01066

Sigma-Aldrich

Hydrofluoric acid

technical, 40-45%

Synonym(s):

HF

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About This Item

Empirical Formula (Hill Notation):
HF
CAS Number:
Molecular Weight:
20.01
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.21

vapor density

1.27 (vs air)

vapor pressure

25 mmHg ( 20 °C)

grade

technical

assay

40-45%

impurities

≤0.02% hexafluorosilic acid (H2SiF6)

density

1.15 g/mL at 25 °C (lit.)

anion traces

sulfate (SO42-): ≤100 mg/kg

SMILES string

[H+].[F-]

InChI

1S/FH/h1H

InChI key

KRHYYFGTRYWZRS-UHFFFAOYSA-N

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General description

Hydrofluoric acid can be used in combination with hydrochloric acid to stimulate sandstone reservoirs.[1]

pictograms

Skull and crossbonesCorrosion

signalword

Danger

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_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


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Hydrofluoric acid stimulation of sandstone reservoirs
Smith.F.C and Hendrickson.R.A
Journal of Petroleum Technology , 17(2), 215-222 (1965)
Mette Holme Jung et al.
European journal of heart failure, 16(4), 403-408 (2014-01-28)
Continuous-flow left ventricular assist device (CF-LVAD) implantation is associated with improved quality of life, but the effect on exercise capacity is less well documented. It is uncertain whether a fixed CF-LVAD pump speed, which allows for sufficient circulatory support at
Anett Hellebø Ottesen et al.
Journal of the American College of Cardiology, 65(4), 339-351 (2015-01-31)
Secretoneurin (SN) levels are increased in patients with heart failure (HF), but whether SN provides prognostic information and influences cardiomyocyte function is unknown. This study sought to evaluate the merit of SN as a cardiovascular biomarker and assess effects of
Barry Greenberg et al.
JACC. Heart failure, 2(1), 84-92 (2014-03-14)
Impaired cardiac isoform of sarco(endo)plasmic reticulum Ca(2+) ATPase (SERCA2a) activity is a key abnormality in heart failure patients with reduced ejection fraction. The CUPID 2 (Calcium Up-Regulation by Percutaneous Administration of Gene Therapy in Cardiac Disease Phase 2b) trial is
Denise C Jarrin et al.
Pediatric cardiology, 36(1), 41-48 (2014-07-25)
Heart rate variability (HRV) is a non-invasive quantitative marker of cardiac autonomic function derived from continuous electrocardiogram (ECG) recordings. Normative HRV values and development factors have not been established in pediatric populations. The objective was to derive referent time- and

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