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   _____    ______    ______     ___     _    _   
  / ___//  /_   _//  /_   _//   / _ \\  | || | || 
  \___ \\   -| ||-     | ||    / //\ \\ | || | || 
  /    //   _| ||_    _| ||   |  ___  ||| \\_/ || 
 /____//   /_____//  /__//    |_||  |_|| \____//  
`-----`    `-----`   `--`     `-`   `-`   `---`

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Text this: Chitosan-alginate films prepared with chitosans of different molecular weights