1. Chemistrylab
... hand written in ink. In this case, the perpetrator left behind such a note. To find out what ink was used on the note, chromatography was performed. Chromatography is used to separate a mixture of components to observe its components substances. In this investigation, the researchers had to figure out which pen was used to write the letter, therefore, what is known about ... ink from the yellow pen was tested first, follwed by the green, blue, and pink pens in that respective order. Each ink was tested individually on its own piece of chromotography paper. Each piece of chromotography p...
- Word Count: 522
- Approx Pages: 2
- Grade Level: High School