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The mobility and release of sodium ions were assessed in model cheeses with three different lipid / protein ratios , with or without added NaCl .
 Chemical: sodium; Chemical: NaCl
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: sodium; Chemical: NaCl