Graduated Cylinders, Hex Base, Polypropylene, 25 mL, 12 Pack Earth and Space Science Compact ripple tank for wave

Compact ripple tank for wave interference and refraction

Reliable comparison across elements: Students can quickly switch between gases to observe clear differences in spectral lines

and confirm predictions through direct measurement—building confidence in both conceptual understanding and quantitative analysis

The basics for understanding the pH scale are contained in this simple to use lab kit

Argon is the third most abundant gas in Earth's atmosphere and a common fill gas in incandescent bulbs and double-paned windows

Graduated Cylinders, Hex Base, Polypropylene, 25 mL, 12 Pack Earth and Space Science Compact ripple tank for waveThis 12 pack of 25 mL polypropylene cylinders are for general use and are chemical resistant.