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1.00334

Hydrofluoric acid

48%, for analysis EMSURE® ACS,ISO,Reag. Ph Eur

Synonym(s):

Hydrofluoric acid, Hydrofluoric acid solution, Fluoric acid, HF

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About This Item

Empirical Formula (Hill Notation):
HF
CAS Number:
7664-39-3
Molecular Weight:
20.01
UNSPSC Code:
12352301
NACRES:
NA.21
MDL number:
MFCD00011346
Form:
liquid
Grade:
ACS reagent
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Product Name

Hydrofluoric acid 48%, for analysis EMSURE® ACS,ISO,Reag. Ph Eur

grade

ACS reagent

Quality Segment

300

agency

reag. ISO, reag. Ph. Eur.

vapor pressure

25 mmHg ( 20 °C)

product line

EMSURE®

form

liquid

pH

2 (20 °C in H2O)

mp

-35 °C

solubility

water: soluble (at 20 °C)

density

1.16 g/cm3 at 20 °C

storage temp.

2-30°C

SMILES string

[H+].[F-]

InChI

1S/FH/h1H

General description

Hydrofluoric acid (EMSURE® grade product) is used for regulated analyses and highly demanding lab applications. It also offers the highest quality and unmatched scope of specifications to give complete control of test conditions and eliminate uncertainties. EMSURE® grade products comply with all international regulations and can be used in various applications.

Application

Hydrofluoric acid 48% can be used as:
  • An etchant for the electrochemical wet etching of single-crystalline silicon wafers.
  • A matrix for the surface patterning of silicon via metal deposition.
  • A digestive acid for the determination of lanthanides in soils and sediments by inductively coupled plasma mass spectrometry.

Features and Benefits

  • Most extensive specifications worldwide
  • Tested for up to 70 parameters
  • Extraordinary purity
  • Verylow limiting values
  • Greater accuracy and control of analyses
  • Optimized for highly critical and demanding analyses
  • Ideal for method development
  • No interference or contamination due to unknown impurities

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Eye Dam. 1 - Skin Corr. 1A

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

pictograms

Skull and crossbonesCorrosion
GHS06,GHS05

Storage Class

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

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