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1.00335

Hydrofluoric acid

40%, Suprapur®

Synonym(e):

Fluorwasserstoffsäure, Fluorwasserstoffsäure, Flußsäure, HF

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PackungsgrößeSKUVerfügbarkeitPreis
250 mL
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€ 83,20
500 mL
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€ 125,00
1 L
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€ 208,00
2.5 L
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€ 333,00
€ 283,05

Über diesen Artikel

Empirische Formel (Hill-System):
HF
CAS-Nummer:
Molekulargewicht:
20.01
UNSPSC Code:
12352301
NACRES:
NB.21
MDL number:
Assay:
40%
Concentration:
≥30-50% in hydrofluoric acid
Form:
liquid

€ 83,20


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Produktname

Flusssäure 40%, Suprapur®

Quality Level

vapor density

1.27 (vs air)

vapor pressure

25 mmHg ( 20 °C)

description

for inorganic trace analysis

assay

40%

form

liquid

concentration

≥30-50% in hydrofluoric acid

pH

(at 20 °C (68 °F)strongly acid)

bp

112 °C/1013 hPa

mp

-44 °C

solubility

soluble (Water: Soluble)

density

1.13 g/cm3 at 20 °C, 1.15 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤500 ppb, hexafluorosilicate (SiF62-): ≤20000 ppb, phosphate (PO43-): ≤100 ppb, sulfate (SO42-): ≤500 ppb, sulfite (SO32-): ≤2000 ppb

SMILES string

F, [H+].[F-]

cation traces

Ag: ≤ 0.5  ppb, Al: ≤2 ppb, As: ≤5 ppb, Au: ≤0.2 ppb, Ba: ≤1 ppb, Be: ≤0.2 ppb, Bi: ≤0.2 ppb, Ca: ≤5 ppb, Cd: ≤0.5 ppb, Co: ≤0.2 ppb, Cr: ≤1 ppb, Cu: ≤1 ppb, Fe: ≤5 ppb, Ga: ≤0.2 ppb, Ge: ≤1 ppb, Hg: ≤20 ppb, In: ≤0.2 ppb, K: ≤10 ppb, Li: ≤2.0 ppb, Mg: ≤2 ppb, Mn: ≤2 ppb, Mo: ≤0.2 ppb, Na: ≤2 ppb, Ni: ≤0.5 ppb, Pb: ≤0.5 ppb, Pd: ≤0.2 ppb, Pt: ≤0.2 ppb, Sb: ≤0.2 ppb, Sn: ≤0.5 ppb, Sr: ≤0.2 ppb, Ti: ≤5 ppb, Tl: ≤0.2 ppb, U: ≤0.1 ppb, V: ≤0.2 ppb, Zn: ≤2 ppb, Zr: ≤0.2 ppb

storage temp.

2-30°C

InChI

InChI=1S/FH/h1H, 1S/FH/h1H

InChI key

KRHYYFGTRYWZRS-UHFFFAOYSA-N

Analysis Note

Gehalt (acidimetrisch): ≥ 40 %
Farbe: ≤ 10 Hazen
Chlorid (Cl): ≤ 500 ppb
Hexafluorosilicat (SiF₆): ≤ 20000 ppb
Phosphat (PO₄): ≤ 100 ppb
Sulfat (SO₄): ≤ 500 ppb
Sulfit (SO₃): ≤ 2000 ppb
Ag (Silber): ≤ 0,5 ppb
Al (Aluminium): ≤ 2 ppb
As (Arsen): ≤ 5 ppb
Au (Gold): ≤ 0,2 ppb
Ba (Barium): ≤ 1 ppb
Be (Beryllium): ≤ 0,2 ppb
Bi (Bismut): ≤ 0,2 ppb
Ca (Calcium): ≤ 5 ppb
Cd (Cadmium): ≤ 0,5 ppb
Co (Cobalt): ≤ 0,2 ppb
Cr (Chromium): ≤ 1 ppb
Cu (Kupfer): ≤ 1 ppb
Fe (Eisen): ≤ 5 ppb
Ga (Gallium): ≤ 0,2 ppb
Ge (Germanium): ≤ 1 ppb
Hg (Quecksilber): ≤ 20 ppb
In (Indium): ≤ 0,2 ppb
K (Kalium): ≤ 10 ppb
Li (Lithium): ≤ 0,2 ppb
Mg (Magnesium): ≤ 2 ppb
Mn (Mangan): ≤ 2 ppb
Mo (Molybdän): ≤ 0,2 ppb
Na (Natrium): ≤ 2 ppb
Ni (Nickel): ≤ 0,5 ppb
Pb (Blei): ≤ 0,5 ppb
Pd (Palladium): ≤ 0,2 ppb
Pt (Platin): ≤ 0,2 ppb
Sb (Antimon): ≤ 0,2 ppb
Sn (Zinn): ≤ 0,5 ppb
Sr (Strontium): ≤ 0,2 ppb
Ti (Titan): ≤ 5 ppb
Tl (Thallium): ≤ 0,2 ppb
U (Uran): ≤ 0,1 ppb
V (Vanadium): ≤ 0,2 ppb
Zn (Zink): ≤ 2 ppb
Zr (Zirconium): ≤ 0,2 ppb
Glührückstand (als Sulfat): ≤ 2000 ppb
Die tatsächlichen Analysewerte unterliegen den in diesem Konzentrationsbereich unvermeidlichen Schwankungen

Legal Information

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

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Dieser Artikel
1.003371.003381.00334
concentration

≥30-50% in hydrofluoric acid

concentration

38-40% Hf

concentration

40.0-42.0% Hf

concentration

-

assay

40%

assay

-

assay

-

assay

-

Quality Level

100

Quality Level

200

Quality Level

300

Quality Level

300

form

liquid

form

liquid

form

liquid

form

liquid

solubility

soluble (Water: Soluble)

solubility

-

solubility

water: soluble

solubility

water: soluble (at 20 °C)

pH

(at 20 °C (68 °F)strongly acid)

pH

2 (20 °C in H2O)

pH

(20 °C, strongly acid)

pH

2 (20 °C in H2O)


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signalword

Danger

Hazard Classifications

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

flash_point_f

Not applicable

flash_point_c

Not applicable

pictograms

Skull and crossbonesCorrosion

Lagerklasse

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



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Global Trade Item Number

SKUGTIN
100335025004027269301149
100335250004022536005157
100335050004022536005126
100335100004027269301156

Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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