Liquid Caramel

Need some help anyone knowing how to produce liquid caramel color Type-III, Type-IV,

By boiling the sugar with water , the liquid caramel is produced. it is a reaction be occur between sugar and heat therefore it produce the caramel which affect the flavor and color while the water is play a role as medium for reaction.

It’s actually prepared in pressurized vessel where sugar are heated with catalyst under acidic conditions and then neutralized after the cooking parameters are reached which is monitored by taking sample then making a color I metric or spec to metric reading of color grade…