E252 Potassium nitrate — is it halal?
Description
Potassium nitrate is an inorganic salt: double exchange of potassium chloride with sodium, ammonium, calcium or magnesium nitrates, reaction with nitric acid, ion exchange (c1, c2). Possible links: ethanol for washing and precipitating the crystals (c5); butanols/pentanols as reaction medium at Haifa (c3), with possible fermentation raw material (c4); C12–C20 fatty amines as flotation agent (c6)
Names: Нитрат калия · Potassium nitrate · نترات البوتاسيوم
Also known as: Saltpetre, E 252, E-252, Е252, INS 252, калийная селитра, 硝酸钾, نترات البوتاسيوم
Category: Preservatives
Regulatory source: EU 1333/2008
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