1.3Kg Potassium Chloride Powder Tub - Pure KCL E508 Food Grade ReplacerPure Potassium Chloride (KCL) E508 is a food grade powder that comes in a resealable bucket tub. It is a common and naturally occurring mineral. It is generally used to provide potassium enrichment in foods and as a salt replacer to reduce the sodium content in food. Potential Uses Flavouring agent Flavour enhancer Nutrient supplement pH control agent Stabiliser Thickening and gelling promoter Specifications Potassium Chloride KCI on dry basis is 99.