Question:medium

Which of the following tests is used for best detecting the presence of excessive silica in crude drugs?

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Acid-insoluble ash detects sand, silica, and earthy impurities in crude drugs.
Updated On: May 19, 2026
  • Ash value
  • Acid-insoluble ash value
  • Water-soluble ash
  • Extractive value
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The Correct Option is B

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