Zinc-oxide sentence example

zinc-oxide
  • Simultaneously Hermann, a German chemical manufacturer, discovered the new metal in a specimen of zinc oxide which had been thought to contain arsenic, since it gave a yellow precipitate, in acid solution, on the addition of sulphuretted hydrogen.
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  • If the substance does not melt but changes colour, we may have present: zinc oxide - from white to yellow, becoming white on cooling; stannic oxide - white to yellowish brown, dirty white on cooling; lead oxide - from white or yellowish-red to brownish-red, yellow on cooling; bismuth oxide - from white or pale yellow to orange-yellow or reddish-brown, pale yellow on cooling; manganese oxide - from white or yellowish white to dark brown, remaining dark brown on cooling (if it changes on cooling to a bright reddishbrown, it indicates cadmium oxide); copper oxide - from bright blue or green to black; ferrous oxide - from greyish-white to black; ferric oxide - from brownish-red to black, brownish-red on cooling; potassium chromate - yellow to dark orange, fusing at a red heat.
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  • This is drawn off, cooled and filtered, and forms a white paint of good body, consisting of about 65% lead sulphate, 26% lead oxide, 6% zinc oxide and 3% other substances.
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  • The distillation of 1000 lb charge lasts 5-6 hours, requires 500-600 lb coke or 30 gallons reduced oil, and yields about to% metallic zinc and I% blue powder - a mixture of finely-divided metallic zinc and zinc oxide.
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  • The magnetic concentrates contain enough zinc to be well adapted to the manufacture of zinc oxide.
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  • Zinc may be quantitatively estimated by precipitating as basic carbonate, which is dried and ignited to zinc oxide.
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  • The sulphides can be removed by " oxidizing " them into thiosulphates by means of atmospheric air, with or without the assistance of other agents, such as manganese peroxide; or by " carbonating " them with lime-kiln or other gases containing carbon dioxide; or by precipitating them with lead or zinc oxide.
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  • It is in the Kansas natural-gas field, ships large quantities of grain, and has a large zinc oxide smelter and a large oil refinery, and various manufactures, including vitrified brick and tile, flour, lumber, chemicals, window glass, bottles, pottery and straw boards.
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  • It is a surface micromachined piezoelectric accelerometer employing a zinc oxide (ZnO) active piezoelectric film.
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  • Heating a metal or paint containing zinc can cause zinc oxide fumes or dust.
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  • Zinc oxide Gold Grade These are the top grade zinc oxide Gold Grade These are the top grade zinc oxide tapes.
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  • Zinc and Coal Tar Paste BP containing zinc oxide 6% and coal tar 6% .
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  • Stromeyer in a sample of zinc carbonate from which a specimen of zinc oxide was obtained, having a yellow colour, although quite free from iron; Stromeyer showing that this coloration was due to the presence of the oxide of a new metal.
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  • Zinc and Coal Tar Paste BP containing zinc oxide 6% and coal tar 6 %.
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  • If she develops a diaper rash, use an ointment containing zinc oxide to help clear up her skin.
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  • When this happens, be sure to apply a diaper cream that contains zinc oxide.
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  • Diaper Ointment-You'll want to purchase an ointment that contains zinc oxide.
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  • Women with sensitive skin, eczema, rosacea, and other skin concerns may find that the zinc oxide soothes their skin to a certain degree, and that mineral cosmetics in general doesn't cause as much inflammation as other forms of makeup.
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  • Micronized titanium dioxide and zinc oxide are both common ingredients.
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  • The minerals, zinc oxide and titanium dioxide block UVB rays, according to this New York Times article.
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  • Some mineral makeup brands that are as seen on TV have SPF protection built-in, due to the zinc oxide and titanium content.
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  • Physical sunscreens are really sun blockers and include titanium dioxide, red petrolatum, and zinc oxide.
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  • Those that contain zinc oxide are especially effective.
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  • Sunburns may be avoided by the liberal use of a sunscreen containing either an opaque active ingredient such as zinc oxide or titanium dioxide or a nonopaque active ingredient such as PABA (para-aminobenzoic acid) or benzophenone.
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  • Belli's anti-chloasma cream is an oil-free sunscreen containing titanium dioxide and zinc oxide to block UVA and UVB rays.
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  • Manufacturers make sunscreens with zinc oxide or titanium dioxide just for children.
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  • Pinxav, which contains both zinc oxide and petroleum, is another ointment that works very well for treating diaper rash.
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  • Revision combines Avobenzone and Zinc Oxide to give you broad spectrum protection.
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  • There are two widely used forms of zinc supplements for acne: zinc gluconate and zinc oxide.
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