M–F, 7:30 AM–5:00 PM CST
Your Safer Source for Science
Published November 05, 2016VPD0084
Aloha Chemical Sunset Demonstration Kit allows you and your students to watch the sun set over a chemical reaction! Light is scattered as colloidal sulfur is produced in the reaction of sodium thiosulfate and hydrochloric acid.
Atomic Emission Spectra
Build a Spectroscope Laboratory Kit