| 释义 |
polyphosphoric acid
polyphosphoric acid (ˌpɒlɪfɒsˈfɒrɪk) n1. (Elements & Compounds) any one of a series of oxyacids of phosphorus with the general formula Hn+2PnO3n+1. The first member is pyrophosphoric acid (n = 2) and the series includes the highly polymeric metaphosphoric acid. The higher acids exist in an equilibrium mixture2. (Elements & Compounds) a glassy or liquid mixture of orthophosphoric and polyphosphoric acids: used industrially as a dehydrating agent, catalyst, and oxidizing agentThesaurus| Noun | 1. | polyphosphoric acid - a series of oxyacids of phosphorusmetaphosphoric acid - a glassy solid acid ([HPO3]n) often used as a dehydrating agentpyrophosphoric acid - a solid acid formed by reactions of orthophosphoric acidoxyacid, oxygen acid - any acid that contains oxygen |
polyphosphoric acid
polyphosphoric acid[¦päl·i·fä′sfȯr·ik ′as·əd] (inorganic chemistry) H6P4O13 Viscous, water-soluble, hygroscopic, water-white liquid; used wherever concentrated phosphoric acid is needed. AcronymsSeePPApolyphosphoric acid
Words related to polyphosphoric acidnoun a series of oxyacids of phosphorusRelated Words- metaphosphoric acid
- pyrophosphoric acid
- oxyacid
- oxygen acid
|