Degree of esterification (DE): The Kaffir lime pectin produced in this study can be categorized as low methoxyl pectin (LMP) because it has a %DE that is lower than 50% (figure-5) and methoxyl content between 0.17 and 2.42% for sun dried peel
while for microwave dried peel between 1.05 to 3.78%. The types of pectin determine the mechanism for gel formation. LMP can form gels with the addition of low amount of sugar or without sugar in divalent cations. There can be an extensive