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Steve Spangler's Pearl Swirl Rheoscopic Concentrate, 4oz, Makes 2 Gallons of Rheoscopic Fluid
Concentrate Formula! Makes 2 gallons of rheoscopic fluid. New Concentrate Formula - Makes over 7 liters (2 gallons) at a fraction of the cost! Pearl Swirl Fluid is the secret ingredient that gives some shampoos that pearly-white look or creates wave currents in some shake-up water toys. In scientific terms, Pearl Swirl is a rheoscopic fluid, but it's a concentrate that makes over 7 liters (2 gallons)! When added to water (or other liquids), it allows you to see the movement or currents in the liquid. This pearly-white, water-based suspension is safe and non-toxic and excellent for teaching units

Price is $14.00
Price: $13.97