Three indicators are used in conjunction with acids and bases to create a rainbow of colors. In a basic solution, phenolphthalein is red, p-nitrophenol is yellow, and thymolphthalein is blue....
A few colored crystals are added to a clear solution in a glass jar or beaker. Within a few minutes large plant like structures extend from the crystals.
A large quantity of foam is produced when detergent and potassium iodide are added to hydrogen peroxide. A large quantity of foam is produced when detergent and potassium iodide are...
TE buffer is a buffer solution commonly used in molecular biology, especially in procedures involving DNA, cDNA or RNA. The purpose of this TE buffer is for diluting DNA samples,...
Use simulated urine to identify a variety of physiological conditions with urine test strips. *Note: This product cannot functionally be used in place of actual urine, nor is it designed...
Use simulated urine to identify a variety of physiological conditions with urine test strips. *Note: This product cannot functionally be used in place of actual urine, nor is it designed...
Rheoscopic solution is a pearly-white, water based solution that can be used to demonstrate concepts that are usually difficult to see such as: ocean currents, turbulence, and convection. Adding food...