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Commission Directive 2008/84/EC (repealed)Show full title

Commission Directive 2008/84/EC of 27 August 2008 laying down specific purity criteria on food additives other than colours and sweeteners (Text with EEA relevance) (Codified version) (repealed)

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E 508 POTASSIUM CHLORIDE

SynonymsSylvine
Sylvite
Definition
Chemical namePotassium chloride
Einecs231-211-8
Chemical formulaeKCl
Molecular weight74,56
AssayContent not less than 99 % on the dried basis
DescriptionColourless, elongated, prismatic or cubital crystals or white granular powder. Odourless
Identification
A.Solubility
Freely soluble in water. Insoluble in ethanol
B.Positive tests for potassium and for chloride
Purity
Loss on dryingNot more than 1 % (105 oC, 2 hours)
SodiumNegative test
ArsenicNot more than 3 mg/kg
LeadNot more than 5 mg/kg
MercuryNot more than 1 mg/kg
CadmiumNot more than 1 mg/kg
Heavy metals (as Pb)Not more than 10 mg/kg

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