Calciumwolframat
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- CAS-Nr.
- 7790-75-2
- Bezeichnung:
- Calciumwolframat
- Englisch Name:
- Calcium tungstate
- Synonyma:
- CALC;EFHA3;CBARA1;ara CALC;DKFZp564C246;Allergen=Hom s 4;CALCIUM TUNGSTATE;calcium wolframate;Calciumtungstenoxi;CALCIUM BIPHOSPHATE
- CBNumber:
- CB6135863
- Summenformel:
- CaO4W
- Molgewicht:
- 287.92
- MOL-Datei:
- 7790-75-2.mol
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Calciumwolframat Eigenschaften
- Schmelzpunkt:
- 1620°C
- Dichte
- 6.06 g/mL at 25 °C (lit.)
- storage temp.
- -20°C
- Löslichkeit
- Insoluble in H{2}O. Decomposes by hot HCl, HNO{3}
- Aggregatzustand
- Powder
- Wichte
- 6.062
- Farbe
- white
- Wasserlöslichkeit
- insoluble H2O; decomposed by hot HCl, HNO3 [MER06]
- Merck
- 14,1712
- Solubility Product Constant (Ksp)
- pKsp: 8.06
- Expositionsgrenzwerte
- ACGIH: TWA 3 mg/m3
NIOSH: TWA 5 mg/m3; STEL 10 mg/m3
- CAS Datenbank
- 7790-75-2(CAS DataBase Reference)
- EPA chemische Informationen
- Calcium tungsten oxide (CaWO4) (7790-75-2)
Calciumwolframat Chemische Eigenschaften,Einsatz,Produktion Methoden
Chemische Eigenschaften
-325 mesh, 10μm or less 99.9% pure; occurs in nature as mineral scheelite; white tetr powder(s), a=0.524 nm, c=1.138 nm; can be prepared by heating tungstic acid and CaO or CaCO3; used in tumor treatment and in luminous paint [KIR83] [STR93] [MER06]
Large orange octahedral scheelite, Ca(WO4), crystal to 4.5 cm on muscovite, KAl2(AlSi3O10)(OH)2. Pingwu Co., Mianyang pref.,
Sichuan prov., China.
Verwenden
Calcium tungstate can be ued for preparing screens for x-ray observations and photographs; in luminous paints; in scintillation counters.
Allgemeine Beschreibung
Calcium tungstate (CaWO
4) is an optical material, which can be used as a laser host material for a variety of electronic applications. It has a scheelite structure with luminescence, and thermo-luminescence properties.
Structure and conformation
The space lattice of CaWO4 belongs to the tetragonal system, and its Scheelite structure has lattice constants of a=0.524 nm and c=1.138 nm. The space group is I4
1/a, and there are four formula units per unit cell.
Calciumwolframat Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Wolframtrioxid
Calciumoxid
Alkali Metals, plasma standard solution, Specpure, Ba,Be,Ca,Cs,K,Li,Mg,Na,Rb,Sr, 100μg/ml
Sodium tungstate dihydrate
Calciumdihydroxid
Downstream Produkte
Calciumwolframat Anbieter Lieferant Produzent Hersteller Vertrieb Händler.
Global( 146)Lieferanten
7790-75-2(Calciumwolframat)Verwandte Suche:
- ACID CALCIUM PHOSPHATE, MONOHYDRATE
- Calcium orthotungstate
- calcium wolframate, not of a kind used as a luminophore
- calcium wolframate, of a kind used as a luminophore
- Calciumtungstatewhitepowder
- CALCIUM TUNGSTATE(VI)
- CALCIUM TUNGSTEN OXIDE
- calcium wolframate
- CALCIUM ACID PHOSPHATE MONOHYDRATE
- CALCIUM BIPHOSPHATE
- CALCIUM BIPHOSPHATE, MONOHYDRATE
- CALCIUM BIS(DIHYDROGENPHOSPHATE) MONOHYDRATE
- CALCIUM DIHYDROGEN PHOSPHATE
- CALCIUM DIHYDROGENPHOSPHATE MONOHYDRATE
- CALCIUM TETRAHYDROGEN DIPHOSPHATE MONOHYDRATE
- calcium tetraoxotungstate
- CALCIUM PHOSPHATE MONOBASIC MONOHYDRATE
- CALCIUM PHOSPHATE MONOHYDRATE, MONOBASIC
- CALCIUM TUNGSTATE
- DKFZp564C246
- EFHA3
- Calcium tungstate(Ⅵ)
- CALCIUM TUNGSTATE, POWDER
- Calciumtungstenoxide,99.78%(metalsbasis)
- CALCIUM TETRAHYDROGEN DIPHOSPHATE 1-HYDRATE
- Calciumtungstate,98%
- Calcium tungsten oxide (CaWO4)
- Tungstate (WO42#-), calcium (1:1), (T-4)-
- Tungstic acid calcium salt
- CALC
- Calcium tungstate, extra pure
- PRIM-CALCIUM PHOSPHATE MONOHYDRATE
- MONOCALCIUM PHOSPHATE
- Allergen=Hom s 4
- ANTI-CBAA1 (N-TERM) antibody produced in rabbit
- ara CALC
- Atopy-related autoantigen CALC
- CBARA1
- Anti-CBARA1 antibody produced in goat
- calcium binding atopy-related autoantigen 1
- (beta-4)-tungstate(wo42-calcium(1:1)
- CALCIUM TETRAHYDROGEN DIPHOSPHATE MONHYDRATE
- Calcium tungsten oxid
- Calcium tungstate(VI) 99.9%
- Calciumtungstenoxi
- Calcium tungstate ISO 9001：2015 REACH
- 7790-75-2 Calcium tungstate
- Calcium tungsten oxide, 98%,
- 7790-75-2
- H4CaO8P2
- Inorganics
- Tungstates
- Ceramics
- Metal and Ceramic Science
- metal tungstate
