Filtration is one of the most common techniques used in laboratory experiments to purify samples before analysis. This high quality paper is recommended for student use for all routine filtering activities. Medium rentention and flow-rate makes it perfect for chemistry, biology, and general science experiments. Each pack contains 100 filter papers, and each sheet is a square measuring 4 inches by 4 inches; 6 micron paper.
Easily assemble a working alarm motion detector!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
This ultimate chemistry set features 250 mind-boggling experiments!
High-quality green laser pointer projects a green dot up to an incredible 2 miles away.
Learn how solar cells transform light into electrical energy with this great kit!
This great rock tumbling kit comes with everything you need to polish stones and gems!