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in tube form
The valves can also show the opening and closing
providing convenience during experiments
Store in refrigerator a-Amlyase
Magnetic Field in tube formThis clear plastic case makes it possible to observe a magnetic field in 3 D. Each side of the field demonstrator contains iron filings, and the center of the demonstrator houses a powerful magnet. The demonstrator can open down the center, making it possible to view the magnetic field from all angles. Premium Quality: This product is made of high grade construction all the way through, excellent build quality and proven reliability across the range.
US$ 13.00
US$ 180.00
