- 行业: Printing & publishing
- Number of terms: 178089
- Number of blossaries: 0
- 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.
سلك البلاتين مختومة في أنابيب لينة-الزجاج وتدويرها بواسطة محرك ثابت السرعة؛ تستخدم كمسري في المعايرة أمبيروميتريك. RPE المختصر.
Industry:Chemistry
مركب ثنائي الكربون مع عنصرا قيماً أكثر من الكربون؛ وتستثنى مركبات الكربون-الهيدروجين.
Industry:Chemistry
SiCl<sub>4</sub> A clear, corrosive, fuming liquid with suffocating aroma; decomposes in water and alcohol; boils at 57.6_C; used in warfare smoke screens, to make ethyl silicate and silicones, and as a source of pure silicon and silica. Also known as silicon chloride; tetrachlorosilane.
Industry:Chemistry
3ZnO_2B<sub>2</sub>O<sub>3</sub> A white, amorphous powder that is soluble in dilute acids, slightly soluble in water; melts at 980_C; used in medicine, as a ceramics flux, as an inhibitor for mildew, and to fireproof textiles.
Industry:Chemistry
Co(NO<sub>3</sub>)<sub>2</sub>_6H<sub>2</sub>O A red crystalline compound with a melting point of 56_C; soluble in organic solvents; used in sympathetic inks, as an additive to soils and animal feeds, and for vitamin preparations and hair dyes. Also known as cobalt nitrate.
Industry:Chemistry
Hg(CN)<sub>2</sub> Poisonous, colorless, transparent crystals that darken in light, decompose when heated; soluble in water and alcohol; used in photography, medicine, and germicidal soaps. Also known as mercury cyanide.
Industry:Chemistry
Na<sub>2</sub> CO<sub>3</sub> A white, water-soluble powder that decomposes when heated to about 852_C; used as a reagent; forms a monohydrate compound, Na<sub>2</sub>CO<sub>3</sub>_H<sub>2</sub>O, and a decahydrate compound, Na<sub>2</sub>CO<sub>3</sub>_10H<sub>2</sub>O. Also known as soda.
Industry:Chemistry
CO<sub>2</sub> A colorless, odorless, tasteless gas about 1.5 times as dense as air.
Industry:Chemistry
MgF<sub>2</sub> White, fluorescent crystals; insoluble in water and alcohol, soluble in nitric acid; melts at 1263_C; used in ceramics and glass. Also known as magnesium flux.
Industry:Chemistry
SiF<sub>4</sub> A colorless, suffocating gas absorbed readily by water, in which it decomposes; boiling point,_86_C; used in chemical analysis and to make fluosilicic acid. Also known as silicon fluoride.
Industry:Chemistry
