Surface
Rinse well. (washing in tap water alone can reduce by 26.7–62.9%)
Soaking (5m-20m) in alaline solution eliminates some acidic pesticide residues.
draws out pests as well.
Alkaline solutions:
- baking soda NaHCO₃ (ph 8.3). 12-15 min soaking. can reduce pesticide residues by 66.7–98.9%,
- Potassium permanganate (KMnO4) 0.001 percent dilute. 5m soaking
- salt??
Acidic solutions:
- vinegar bath kills off 98% of bacteria. can eliminate around 80% to 90% of pesticide residues from fruits and vegetables as per kent.co.in .