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           _    _    _    _     _____     ______  
  ____    | || | || | \  / ||  |  ___||  /_____// 
 |    \\  | || | || |  \/  ||  | ||__    `____ `  
 | [] ||  | \\_/ || | .  . ||  | ||__    /___//   
 |  __//   \____//  |_|\/|_||  |_____||  `__ `    
 |_|`-`     `---`   `-`  `-`   `-----`   /_//     
 `-`                                     `-`

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Text this: Application of Smartphone as a Digital Image Colorimetric Detector for Batch and Flow-based Acid-Base Titration