Research Article
Pharmaceutical Assessment of Watermelon Rind Pectin as a Suspending Agent in Oral Liquid Dosage Forms
Table 4
Identification of watermelon rind pectin.
| Test | Observation | Inference |
| Pectin solution + heating and cooling | A stiff gel was formed on cooling | Pectin present | Pectin solution + ethanol | A colourless gelatinous precipitate was formed | Pectin present | Pectin solution + NaOH (2 M) | A translucent gel was formed | Pectin present | Pectin gel + HCl (3 M) + boiling | White cotton-like precipitates is formed while boiling | Pectin present |
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