Description
Engineered with a higher spring constant than a classic coiled novelty spring
Corrosion-resistant and sized for hand-held use
7mm thick construction measures 3 inches for sealing gas jars during gas collection procedures
5x clear views through a 3-inch optical-glass lens with a 6-inch focal length
Wooden Test Tube Support, 7-Place Glass Sets & Apparatus_Distillation Apparatus Engineered with a higher springDovetail jointed hardwood seven place test tube support holds tubes up to 13 mm in diameter upright during classroom chemistry and benchtop work.
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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