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别名:碳酸钙/轻质碳酸钙/沉淀碳酸钙/轻钙/沉降碳酸钙/変理石/云石/方解石/Calcium carbonate 产地:美国SIGMA 品牌:SIGMA和国药 包装规格:100mg 货号:碳酸钙/轻质碳酸钙/沉淀碳酸钙/轻钙/沉降碳酸钙/変理石/云石/方解石/Calcium carbonate 我们提供的分析标准品,是用于色谱法(HPLC、GPC、GC)、 电泳法、 显微学 、...
Calcium carbonate is stabilized against acid, method of using it in the manufacture of acidic paper, and processes for their preparationPURPOSE: To provide a form of calcium carbonate stabilized against an acid so as to be made usable as a filler at a time of the production of neutral to ...
calcium carbonate - a salt found in nature as chalk or calcite or aragonite or limestone carbonate - a salt or ester of carbonic acid (containing the anion CO3) chalk - a soft whitish calcite calcite - a common mineral consisting of crystallized calcium carbonate; a major constituent of limes...
Calcium Carbonate is the calcium salt of carbonic acid which is used as an anticaking agent and dough strengthener. it is available in varying particle sizes ranging from coarse to fine powder. it is practically insoluble in water and alcohol, but the presence of any ammonium salt or carbon di...
Calcium carbonate is an active ingredient in the agricultural lime which forms when calcium ions react with the carbonate ions in hard water to form as limescale. It is medically applicable as a calcium supplement or an antacid, but over-consumption can
Calcium carbonate is used therapeutically as a phosphate buffer in hemodialysis, as an antacid in gastric hyperacidity for temporary relief of indigestion and heartburn, and as a calcium supplement for preventing and treating osteoporosis. (NCI04)|Carbonic acid calcium salt (CaCO3). An odorless, ...
英文名称Calcium carbonate 应用检定和测定有机化合反应中的卤素,与氯化铵一起分解硅酸盐,制备氯化钙溶液以标化皂液,水分析,检定磷。制造光学钕玻璃原料。 运输条件常规运输 产品介绍 无气味。无味。825℃分解为氧化钙和二氧化碳。溶于稀酸而放出二氧化碳,不溶于及醇。有两种结晶,一种是正交晶体文石,一种是六方菱...
Crystalline calcium carbonate can adopt several different structures, called “polymorphs”, differing in details of the lattice structure of the crystal. The atomic structure with the lowest lattice energy, and hence the most stable, is calcite. Somewhat less stable, and with a slightly different ...
When a mixture of magnesium and calcium carbonate is heated in a current of hydrogen, a violent explosion occurs. /Magnesium: hydrogen and calcium carbonate/ Calcium carbonate reacts with acids with evolution of carbon dioxide and heat (reported to be about 19 kJ/mol in hydrochloric acid). Ac...