abietic acid anhydride

 
       
  • [医] 松香酸酐

abietic acid anhydride的用法和样例:

例句

  1. It is not necessary to use natural pure abietic acid and dehydroabietic acid and they are not easily obtained as standard substances.
    该法不仅可以克服松香中各异物体及同系物的干扰,而且不必用极难制备和保存的天然纯枞酸和脱氢枞酸作标样。
  2. The results show that these oleoresins have common characteristics of that of subgen.Pinus, but all their amount of abietic acid are more than 20 %.
    发现它们基本上具有油松亚属松树松脂的共同特征,唯枞酸含量较高,均超过20%25;
  3. N-Carboxy-alanine acid anhydride (NCA) was synthesized by L-alanine and Triphosgen.
    摘要利用L-丙氨酸和三聚光气反应制备了N-羧基-丙氨酸-环内酸酐(NCA)。
  4. Phosphorus Pentoxide, also called Phosphoric Acid Anhydride, is a white, spiculate crystal.
    五氧化二磷又名磷酸酐,白色针状晶体。

abietic acid anhydride的海词问答与网友补充:

提问补充

abietic acid anhydride的相关资料:

临近单词

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