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Scheduled Maintenance:
Our website will be unavailable starting Friday, April 10 at 5:00 PM CST and will be back online Monday, April 13 at 6:00 AM CST.
We appreciate your patience.
Free Shipping on orders over $199
PC2014
Price: $5.29
Many inks are actually mixtures made up of several basic pigments with a different color, structure and physical and chemical properties. With the Paper Chromatography: Separation of Ink Pigments—ChemTopic™ Lab Activity, determine whether ink samples are pure substances or mixtures as they are separated using paper chromatography.
