400g  of Potassium Sorbate Powder E202

Potassium Sorbate is the potassium salt of sorbic acid;
It is very soluble in water.
It is primarily used as a food preservative. 
Potassium sorbate is used to inhibit molds and yeasts in many foods,
such as cheese, wine, yogurt, dried meats, apple cider and baked goods.
It can also be found in the ingredients list of many dried fruit products.
Herbal dietary supplement products generally contain potassium sorbate,
 which acts to prevent mold and microbes and to increase shelf life. 
 It is  used in many personal care products to inhibit the development 
of microorganisms for shelf stability.
This product is often used as a fermentation stopper and stabilizer for your 
finished home-brew wine,  preventing secondary fermentation after bottling. 
Potassium Sorbate  is used for preservation of fruit pulps, fruit purees ,
or fruit juices , low sugar jam and jellies   at a dosage level of 0.1% maximum.

The effective upper PH limit is about 6.5 for sorbates.

Sold in a vacuum sealed bag