22957
The addition of P188 to P407 gel formulations resulted in an increase in gelation temperature , decrease in viscosity at room temperature and faster gel dissolution .
 Chemical: P188; Chemical: P407
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: P188; Chemical: P407