An aromatic organic base, C9H7N, having a pungent tarlike odor, synthesized or obtained from coal tar, and used as a food preservative and in making antiseptics and dyes.

 
  • 喹啉,氮(雜)萘一種芳香的有機堿,C9H7N,有一種刺鼻的類(lèi)似焦油的氣味,從煤油中提取或人工合成,用作食品防腐劑,并用在制造防腐劑和染料中
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