9398
This decrease was , therefore , correlated with starch concentration , and the composition and stability of the potassium triiodide solution were optimised .
 Chemical: potassium triiodide
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: potassium triiodide