Extraction of litchi pulp: Litchi fruits (25 kg) were
peeled and passed through an extractor fi tted with a sieve
having a pore diameter of 0.79 mm to separate the seeds
and pulp. Litchi pulp thus obtained was used for enzyme
treatment studies.
Pectinase treatment of litchi pulp: Commercial pectinase
enzyme used for clarifi cation was obtained from
M/s Biocon India Ltd, Bangalore, India. The activity of the
enzyme used was 3592 units/ml. Litchi pulp was heated to
40°C in a stainless steel steam jacketed kettle to which was
added commercial pectinase enzyme at concentrations of
100, 200, 300, 400 and 500 ppm and incubated at 40°C for
2 h.