Potassium bicarbonate (also known as potassium hydrogen carbonate or potassium acid carbonate) is a colorless, odorless, slightly basic, , potassium bicarbonate is "generally recognized as safe". There is no evidence of human carcinogenicity, no adverse effects of overexposure, and an undetermined LD50 .It is among the food additives encoded by European Union, identified by the E number E501. Physically, potassium bicarbonate occurs as a crystal or a soft white granular powder. Potassium bicarbonate is very rarely found in its natural form, the mineral called kalicinite.
Potassium bicarbonate Usage:
Potassium bicarbonate is widely available and therefore relatively inexpensive. Acidity modifiers: Such as wine additives, added in small amounts to carbonated beverages to improve taste. Fire extinguishing agent: as a special dry powder fire extinguishing agent for airports, the fire extinguishing effect is twice that of sodium bicarbonate. Agriculture: used as a soil acid improver. It is also a permitted pesticide for use in organic farming due to its anti-insect and anti-bacterial effects (e.g., leucorrhoea leaf and black star of apple).