Osmosis Apparatus. Instructions included

GSC International 1501-9 Osmosis Apparatus – Demonstrates Osmosis and Diffusion with Semi-Permeable Membrane – Educational Lab Tool for Biology and Life Science Demonstrates osmosis clearly – visualize water movement across a semi-permeable membrane in real time Durable and reusable – made with high-quality glass and materials for repeated lab use Includes semi-permeable membrane – simulates cellular behavior for life science experiments Easy to set up and observe – quick assembly and highly visible results Ideal for classroom use – includes battery jar, membrane-equipped thistle tube, and sturdy stand ⚠️ Proposition 65 Warning for California Residents: WARNING: This product may expose you to chemicals including styrene and/or bisphenol A (BPA), which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov. Safety Notice: This product is not a toy. Intended for users aged 15 and older with ad