Zinc Oxide

Specification of

Zinc oxide is an inorganic compound with the formula ZnO. This is a white powder that does not dissolve in water. This powder is widely used as an additive and many products including plastics, ceramics, glass, cement, rubber (for example, car tires), lubricants, paints, ointments, adhesives, sealants, pigments, food (sources of Zn nutrition), batteries, fire extinguisher , etc. ZnO is present in the earth's crust as a mineral of zinc, however, the most widely used commercial ZnO is synthetic ZnO.

The properties are:

Molecular formula: ZnO

Molecular weight: 81,408 gr / mol

Appearance: White solid

Odor: Odorless

Density: 5,606 gr / cm 3

Melting point: 1975 ° C (decomposes)

Boiling point: 2360 ° C

Water solubility: 0.16 mg / 100 ml (30 ° C)

Band gap: 3,3 eV (direct)

Refractive Index (nD): 2.0041

Standard enthalpy of formation Δf H o 298: -348.0 KJ / mol

Standard molar entropy S 298 o: 43.9 J ° K -1 mol -1

European Union Index: 030-013-00-7

European Union Classification: Dangerous for the environment (N)

Flash point: 1436 ° C

Zinc Oxide is used in the treatment, control, prevention, & improvement of diseases, conditions and the following symptoms: - skin irritation - eczema - mild skin infection - diaper skin - sunburn packaging 25 kg, the price listed is the price per kilo (not including PPN).

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