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Chromatography Can Separate!
Source Institutions
In this chemistry activity, learners use thin layer chromatography to determine the molecular composition of different markers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-647.png?itok=1bbf9lZ8)
Separating with Chromatography
Source Institutions
In this experiment, learners separate different types of molecules in marker inks (using a technique called "thin layer chromatography").
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-499.png?itok=0AB6l4vo)
The Proof is in the Powder
Source Institutions
In this activity, learners will design a way to identify a powder found at a crime scene by comparing it with known powders, with the goal of solving a crime.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-210.jpg?itok=SFoYG7BL)
Black Magic (Color Chromatography)
Source Institutions
With a coffee filter, a black marker, and a cup of water, discover the secret colors hidden in black ink.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-114.png?itok=QrozW1sb)
Lost Labels
Source Institutions
In this experiment, learners will conduct chemical and physical tests to identify mystery substances.