E150 is the EEC food labelling code for sulphite ammonia caramel. Various forms of the colourant are used, ranging from the harmless E150(a) produced by heating carbohydrates (usually glucose) to the toxic E150(c) ammonia caramel produced by heating carbohydrate with ammonia. Research E150
 
The Probert Encyclopaedia was designed, edited and programed by
Matt and Leela Probert