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7789-75-5 - Calcium fluoride, 99% - 11022 - Alfa Aesar

11022 Calcium fluoride, 99%

CAS-Nummer
7789-75-5
Synonyme

Größe Preis ($) Menge Verfügbarkeit
10g 43,70
50g 92,50
250g 340,00
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Calcium fluoride, 99%

MDL
MFCD00010907
EINECS
232-188-7

Chemische Eigenschaften

Formel
CaF2
Molmasse
78.08
Form
Transparent Crystals
Schmelzpunkt
1403°
Siedepunkt
ca 2500°
Dichte
3.18
Brechungsindex
1.434
Sensitivität
Hygroscopic
Löslichkeit
Soluble in ammonium salts. Insoluble in water.

Anwendungen

It finds its application in spectroscopy, electronics, lasers, high-temperature dry-film lubricants, emery wheels, certain cements, phosphors, paint pigment, catalyst in wood preservatives, and optical equipment. Calcium fluoride is used as component of electrolyte, fluxing agent for aluminum metallurgy. It is used in glass and fluorescent lamps industry. It has dental applications.

Bemerkungen

Hygroscopic, protect from water/moisture and humidity. Keep the container tightly closed and place it in a cool, dry and well ventilated condition. Store under inert gas. Store away from oxidizing agents.

Literaturverweise

Roland W. Ure. Ionic Conductivity of Calcium Fluoride Crystals.J. Chem. Phys.,1957,261363.

H.G. McCann. The solubility of fluorapatite and its relationship to that of calcium fluoride.Archives of Oral Biology.,1968,13(8), 987-1001.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H303-H315-H319-H335

May be harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,1667
Harmonized Tariff Code
2826.19
TSCA
Yes
RTECS
EW1760000

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