Fill Kimble™ Low Form Nessler Color Comparison Tubes and let their shadowless bottom transmit undistorted light. No dark spots form when the tubes are filled with liquid and viewed from the top.

With standard taper Cap Stoppers

For use in colorimetric analysis, such as APHA color.

High-quality glass test tubes that meet Federal and American Public Health Association (APHA) standards

Shadowless bottom construction allows for viewing with undistorted light

Set of two clear glass Nessler tubes

Shadowless bottoms transmit undistorted light