- 行业: Printing & publishing
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- Company Profile:
McGraw Hill Financial, Inc. is an American publicly traded corporation headquartered in Rockefeller Center in New York City. Its primary areas of business are financial, publishing, and business services.
OsO<sub>4</sub> Poisonous yellow crystals with disagreeable odor; melts at 40_C; soluble in water, alcohol, and ether; used in medicine, photography, and catalysis. Also known as osmium oxide; osmium tetroxide.
Industry:Chemistry
Na<sub>2</sub> S<sub>2</sub>O<sub>3</sub>_5H<sub>2</sub>O White, translucent crystals or powder with a melting point of 48_C; soluble in water and oil of turpentine; used as a fixing agent in photography, for extracting silver from ore, in medicine, and as a sequestrant in food. Also known as sodium hyposulfite; sodium subsulfite.
Industry:Chemistry
1. (NH<sub>4</sub>)<sub>2</sub>CO<sub>3</sub> The normal ammonium salt of carbonic acid, prepared by passing gaseous carbon dioxide into an aqueous solution of ammonia and allowing the vapors (ammonia, carbon dioxide, water) to crystallize. 2. NH<sub>4</sub>HCO<sub>3</sub>_NH<sub>2</sub>COONH<sub>4</sub> A white, crystalline double salt of ammonium bicarbonate and ammonium carbamate obtained commercially; the principal ingredient of smelling salts.
Industry:Chemistry
Fe(OH)<sub>3</sub> A brown powder, insoluble in water; used as arsenic poisoning antidote, in pigments, and in pharmaceutical preparations. Also known as ferric hydrate; iron hydroxide.
Industry:Chemistry
InAs металлические кристаллы, которые плавятся при 943_C; интерметаллических соединений, имеющих свойства полупроводников; используется в устройствах эффект Холла.
Industry:Chemistry
Белый, кристаллический порошок или гранулы; сильный окислитель, используется в сухих бытовые отбеливатели и моющие средства, чистящие порошки.
Industry:Chemistry
TlNO<sub>3</sub> Colorless, toxic, fire-hazardous crystals soluble in hot water, insoluble in alcohol, melts at 206_C, decomposes at 450_C; used as an analytical reagent and in pyrotechnics. Also known as thallous nitrate.
Industry:Chemistry
BaWO<sub>4</sub> A toxic, white powder used as a pigment and in x-ray photography. Also known as barium white; barium wolframate; tungstate white; wolfram white.
Industry:Chemistry
InCl<sub>3</sub> Hygroscopic white powder, soluble in water and alcohol.
Industry:Chemistry
K<sub>2</sub>Cr<sub>2</sub>O<sub>7</sub> Poisonous, yellowish-red crystals with metallic taste; soluble in water, insoluble in alcohol; melts at 396_C, decomposes at 500_C; used as an oxidizing agent and analytical reagent, and in explosives, matches, and electroplating. Also known as potassium bichromate; red potassium chromate.
Industry:Chemistry
