| 单词 | sodium nitrate |
| 释义 | sodium /sōˈdi-əm/nounA bluish-white alkaline metallic element (symbol Na; atomic no 11), occurring in nature in combination, eg as a nitrate, chloride, etc ORIGIN: soda Sodium Amytal® /amˈi-tal/ noun A salt of the barbiturate drug amobarbital sodium ascorbate noun A compound used as a meat preservative and also in the treatment of vitamin C deficiency sodium benzoate noun A compound used as an antiseptic and as a food preservative sodium bicarbonate see under bicarbonate sodium carbonate noun A soluble compound widely used in the making of glass, ceramics, etc and as a cleaning agent sodium chlorate noun A colourless crystalline compound used in explosives, as an antiseptic, and as weedkiller sodium chloride noun Common table salt, occurring naturally as halite and in seawater sodium cromoglycate noun A drug which blocks the release of histamine, used to treat asthma and various allergies sodium hydroxide noun Caustic soda, manufactured by treating quicklime with a solution of hot sodium carbonate, and used as a reagent, in the manufacture of soap, rayon and sodium compounds sodium lamp noun A street lamp using sodium vapour and giving orange or yellow light sodium nitrate noun A white crystalline solid compound used in explosives, as a fertilizer and food preservative (also called soda nitre) sodium pump noun (biochemistry) A mechanism by which sodium is removed through cell membranes, eg in the axon of a neurone and certain kidney cells, the energy for the process being derived from the breakdown of ATP sodium thiosulphate noun A white soluble substance used as a fixer in photography sodium vapour lamp noun A sodium lamp |
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