Flake graphite with High purity 200 mesh

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  • 7789-75-5
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  • 99.0wt%,200 mesh
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Catalog Number
ACM7789755
Product Name
Flake graphite with High purity 200 mesh
Structure
Structure
CAS
7789-75-5
Category
Graphene With High Quality
Description
Calcium fluoride appears as odorless gray powder or granules. Sinks in water. (USCG, 1999);COLOURLESS CRYSTALS OR WHITE HYGROSCOPIC POWDER.
IUPAC Name
calcium;difluoride
Molecular Weight
78.07g/mol
Molecular Formula
CaF2;CaF2;CaF2
Canonical SMILES
[F-].[F-].[Ca+2]
InChI
InChI=1S/Ca.2FH/h;2*1H/q+2;;/p-2
InChI Key
WUKWITHWXAAZEY-UHFFFAOYSA-L
Boiling Point
2500 °C;2500 °C
Melting Point
1403 °C;1403 °C
Density
3.18 at 68 °F (USCG, 1999);3.18;3.2 g/cm³
Solubility
0.0015 g/100 ml water at 18 °C; slightly sol in dil mineral acids;Slightly sol in acid.;0.0017 g/100 g water @ 25 °C;Solubility in water at 20 °C: none
Autoignition Temperature
Not flammable (USCG, 1999)
Color/Form
White powder or cubic crystals;White cubic crystals or powder;Fluorspar crystals are yellow, green, or purple;Pure form: colorless; Natural form: can vary from transparent and colorless to translucent and white, wine-yellow, green, greenish-blue, violet-blue, and sometimes blue, deep purple, bluish black, and brown
Complexity
0
Covalently-Bonded Unit Count
3
Decomposition
When heated to decomposition it emits toxic fumes of /hydrogen fluoride/.
EC Number
232-188-7
Exact Mass
77.959397g/mol
Formal Charge
0
H-Bond Acceptor
2
H-Bond Donor
0
Heat of Vaporization
335 KJ/mol
Heavy Atom Count
3
ICSC Number
1323
Monoisotopic Mass
77.959397g/mol
Other Experimental
When F ions are pptd with Ca+2 in absence of CO3 ions, a gel is obtained; Mohs' hardness= 4; becomes luminous when heated;MP: 1350 °C; Mohs hardness 4; specific gravity 3.2 /Fluorspar/
Refractive Index
Index of refraction: 1.4338
Rotatable Bond Count
0
RTECS Number
EW1760000
UNII
O3B55K4YKI
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