Isolation of potassium nitrate from Peperomia pellucida (L) Hbk (Fam. Piperaceae)
Air-dried Peperomia pellucida (L) HBK was extracted with water and ethanol separately. The water extract, washed several times with petroleum ether (to take up the chlorophyll present in the extract), concentrated in a water bath and crystallized with 95% ethanol, yielded a colorless crystalline sol...
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