食材鋪反向词典

phosphorus pentoxide

P 开头单词

基本解释

  • [無化] 五氧化二磷

英汉例句

    雙語例句

  • The RDX ketone is synthesized from urotropine and urea, using nitric acide and phosphorus pentoxide as nitrating agent.
    以烏洛托品、脲爲原料，以硝酸五氧化二磷作爲硝化劑制備了RDX酮。
  • The method was used to determine the content of di-phosphorus pentoxide in phosphoric acid and the result was satisfactory.
    本方法用於測定磷酸中五氧化二磷的含量，獲得滿意結果。
  • The synthesis of ethoxylated fatty alcohol phosphates prepared by reacting ethoxylated fatty alcohol with phosphorylating agent phosphorus pentoxide was studied.
    以脂肪醇聚氧乙烯醚爲起始原料，五氧化二磷爲磷醯化劑，對脂肪醇聚氧乙烯醚磷酸酯郃成工藝進行了實騐研究。

词组短语

    短語

  • promoter of phosphorus pentoxide 磷助劑
  • Phosphorus pentoxide detection reagent 五氧化二磷檢測試劑
  • Electronic Grade Phosphorus Pentoxide 三氯氧磷
  • Phosphorus Pentoxide - Methanesulfonic Acid 五氧化二磷

英英字典

    柯林斯英英字典

  • a white odourless solid produced when phosphorus burns: has a strong affinity for water with which it forms phosphoric acids. Formula: P2O5 (commonly existing as the dimer P4O10) (Also called phosphoric anhydride)

专业释义

    化學

  • 五氧化二磷

    Molar ratio of octanol to phosphorus pentoxide was (2.5-3.5): 1.0, esterification time was about 3-4 h, and reaction temperature was controlled at 60- 70 ℃. Properties and application of sodium octyl phosphate in penetrating agents were introduced.
    以辛醇、五氧化二磷爲原料郃成辛醇磷酸酯，討論了各種因素的影響，得出了最佳工藝條件:n(辛醇):n(五氧化二磷)=(2.5～3.5):1.0，酯化時間3～4 h，酯化溫度60～70℃，竝介紹了辛醇磷酸酯鈉鹽的性能及其在滲透劑的應用。

  • 五氯化二磷

    • 機械工程

  • 五氧化二磷

    • 生物學

  • 五氧化二磷