25435
Thermal stability of enzyme increased after immobilization and immobilized pectinase retained more than 80 % of its initial activity after 5days at 30 degrees C as compared with free enzyme which showed only 30 % of residual activity .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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