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black catechu

NOUN
  1. extract of the heartwood of Acacia catechu used for dyeing and tanning and preserving fishnets and sails; formerly used medicinally

How To Use black catechu In A Sentence

  • Black Catechu, a component of SJS, was found to have polyphenol components such as catechin which has strong scavenging effects on oxygen radicals.
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