§ 1220.63 - Test for paraffin and similar substances.  


Latest version.
  • If the examiner suspects the presence of paraffin or any similar substance, he should make the following test in comparison with the standard: Spread the tea between two sheets of unglazed white paper. Place thereon a hot iron. The greasy substance, if any, will appear on the paper, and if not equal to the standard the tea would justly be rejected.