Step 5-preparing Chitosan Bring to boil and Marietta Chrysler in sodium hydroxide, leave to cool, then rinse with clean water and drying. The substance is Chitosan.
Step 5 Preparation of Chitosan. Chitin be boiled in a solution of sodium hydroxide. Leave to cool, then rinse with clean water. Then dried The substance is chitosan.
Step 5 preparation of chitosan. The chitin boiled in sodium hydroxide solution. Leave it to cool, then wash with clean water, and the dry substance is chitosan.