The poem of phosphoric acid is: "The doctor shouted:" The existing histamine phosphate, the doctor shouted: "The pinyin of the existing histamine phosphate is: línsuān, the part of speech is: the noun structure is: phosphoric acid (left and right structure), and the phonetic notation is: ?ㄣㄨㄢ.
What is the specific explanation of phosphoric acid? We will introduce you through the following aspects:
I. Text Description Click here to view the details of the plan.
Línsuān phosphate. (1) A syrupy or deliquescent crystalline tribasic acid H3PO4, which is obtained by leaching hydrated phosphorus pentoxide or decomposing phosphate (such as phosphate rock) with sulfuric acid, is mainly used to make fertilizers and other phosphates, for metal rust prevention, sugar refining and as a flavoring agent for soft drinks.
Second, the national language dictionary
It is a chemical substance formed by the action of calcium phosphate stone powder and sulfuric acid. It is a colorless and transparent prism, which can be used to make phosphate, dye, fireworks, medicine and so on. English phosphate German phosphate French acid phosphate
Third, the network interpretation
Phosphoric acid or orthophosphoric acid, chemical formula H3PO4, molecular weight 97.994, is a common inorganic acid, and also a kind of medium-strong acid. It is obtained by dissolving phosphorus pentoxide in hot water. Orthophosphoric acid can be obtained by treating apatite with sulfuric acid in industry. Phosphoric acid deliquesces easily in air. Heating will lose water to get pyrophosphate, and then further lose water to get metaphosphate. Phosphoric acid is mainly used in medicine, food, fertilizer and other industries, including as antirust agent, food additive, dental and orthopedic surgery, edic corrosive agent, electrolyte, flux, dispersant, industrial corrosive agent, raw material of fertilizer and component of household cleaning products. It can also be used as a chemical reagent. Phosphate is a nutrient for all life forms.
Vocabulary about phosphoric acid
On the contrary, adenosine triphosphate
Idioms about phosphoric acid
Acid and vinegar grinding without adding phosphorus. Sprinkle vinegar on your head. Phosphate is bitter and bitter. Jealous. Dog wine is sour and bitter.
Vocabulary about phosphoric acid
Sweet, sour, bitter, bitter, poor, hungry, vinegar grinded without phosphorus, sour, jealous, cold, sad, nose-piercing, sour, dog-fierce wine, sour, sour, fake vinegar, bitter, sour, sour, vinegar.
Sentence making about phosphoric acid
1, Shanghai United Daily Chemical Factory is a state-owned joint venture, specializing in the production of dicalcium phosphate and tricalcium phosphate.
2. Conclusion Zinc phosphate cement is an effective method to prevent the external absorption of tooth neck after internal bleaching.
3. Anaerobic shaking culture can promote the release of phosphine, thus improving the removal rate of phosphate.
4. At the same time, the tensile strength of root post treated with different concentrations of zinc phosphate cement was compared.
5. The method has been applied to the determination of phosphorus pentoxide in phosphoric acid with satisfactory results.
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