25432
In current study , partially purified pectinase from Bacillus licheniformis KIBGE - IB21 was immobilized in calcium alginate beads .
 Chemical: calcium
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: calcium 
Answer:
 Chemical: calcium