Description
Three-piece polypropylene test tube rack with a fold-up grid frame
Plastic cups
Large Magdeburg hemispheres demonstrating the force of atmospheric pressure through vacuum-sealed halves that resist tug-of-war separation in classroom-scale physics demos
25-inch Magdeburg-hemisphere suction cups with release stubs
offered as a second-source option for multi-unit classroom orders
5-Pack Silica Crucibles, 50mL Chemical_Hydrochloric Acid Three-piece polypropylene test tube rackPack of 5 silica crucibles in 50mL capacity supports high temperature combustion, gravimetric analysis, and thermal chemistry procedures.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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