The Neutralizer Kit Make a blue solution, turn it to green, turn it to gold and then back to blue again. Learn how to neutralize chemical solutions! Contains 1 ounce bromthymol blue solution, citric acid and sodium carbonate, small scoop, pipet stirrers, SDS and instructions. |
#5035 $10.00 |
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Bromthymol Blue Solution This is a safe acid-base indicator that changes from blue to green to yellow. Great for science magic tricks and experiments. Contains 5 one ounce dropper bottles of bromthymol blue solution, pH chart and MSDS. |
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#5030 $10.00 |
The Spectator Turn blue and yellow light into green. Use the Rainbow Glasses to discover how it happened. See spectacular spectra and analyze colors and light. Contains: Blue and yellow plactic filters, 2 Rainbow Glasses® and instructions. |
#1200 $3.50 |
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Rainbow Glasses See and examine light spectra. Set of 10 holographic diffraction Rainbow Glasses. |
#5010 $7.50 |
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Solar Beads Make exciting and safe UV detector bracelets. Contains pack of 250 beads that turn blue, gold or green in sunlight. |
#5050 $7.50 |
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Blue and Gold Ring Magnets Make the magnets defy gravity and float on a pencil. Contains set of 10 blue and 10 gold ring magnets and stand. |
#5060 $10.00 |