Sodium bisulfite is used for preserving food during canning and dehydration of food.
Sodium bisulfite is an antioxidant that prevents fruits and vegetables from turning brown after they have been cut. Sodium bisulfite also preserves nutrients and vitamins in dehydrating and canning.
Sodium bisulfite also preserves the color of the foods.
This sodium bisulfite comes in a10 ounces jar and is a white powder.
To use, mix the sodium bisulfite with water and dip the fruit of vegetables in the mixture.
The bottle of sodium bisulfite includes directions.