ChemicalBook >>Calcium tungstate>>Calcium tetraoxotungstate(7790-75-2)

Calcium tetraoxotungstate(7790-75-2)

Calcium tetraoxotungstate(7790-75-2)
Product IdentificationBack to Contents
【Product Name】

Calcium tetraoxotungstate
【CAS】

7790-75-2
【Formula】

CaO4W
【Formula】

CaWO4
【Molecular Weight】

287.92
【EINECS】

232-219-4
【Merck】

12,1760
【Beilstein/Gmelin】

70983 (G)
Physical and Chemical PropertiesBack to Contents
【Appearance】

white tetragonal crystals
【Melting Point】

1620
【Density】

6.06 g/cm3
【Usage】

Very small crystals have been used for injection into malignant tumors, etc., Thus affording by transillumination a means of x-ray treatment.
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】

Get medical aid immediately. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Handling and StorageBack to Contents
【Storage】

Store in a cool, dry place. Store in a tightly closed container.
【Handling】

Wash thoroughly after handling. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Ingestion】

The toxicological properties of this substance have not been fully investigated.
【Inhalation】

The toxicological properties of this substance have not been fully investigated.
【Skin】

No information regarding skin irritation and other potential effects was found.
【Eyes】

No information regarding eye irritation and other potential effects was found.
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use agent most appropriate to extinguish fire.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal.
Stability and ReactivityBack to Contents
【Stability】

Stable under normal shipping and handling conditions.
【Incompatibilities】

Strong oxidizing agents.
Company Name: J & K SCIENTIFIC LTD.
Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
WebSite: http://www.jkchemical.com
Company Name: Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel: 4006608290; 18621169109
Fax: 86-21-61259102
WebSite: https://www.meryer.com/cn/index/
Company Name: Alfa Aesar
Tel: 400-6106006
Fax: 021-67582001/03/05
WebSite: http://chemicals.thermofisher.cn
Company Name: Energy Chemical
Tel: 021-021-58432009 400-005-6266
Fax: 021-58436166
WebSite: http://www.energy-chemical.com
Company Name: Tianjin heowns Biochemical Technology Co., Ltd.
Tel: 400 638 7771
Fax:
WebSite: www.heowns.com
Company Name: Huainan Kedi Chemical Factory
Tel: 0554-2106669
Fax: 0554-2666215
WebSite: www.kedichem.com
Company Name: Shanghai DiBai Chemicals Co., Ltd.
Tel: 021-54359730 400-008-9730
Fax: 021-54353864
WebSite: http://www.chemxyz.cn
Company Name: Mei Lan Industrial (Shanghai) Co., Ltd.
Tel: 021-58958189
Fax: 021-58957967
WebSite: www.chemicalbook.com/ShowSupplierProductsList16272/0.htm