"PARKWAY PLASTICS, INC."

The hexagon shaped plastic glitter crystals (0.040 size) are non-toxic and conform to ASTM D-4236. They are packaged in convenient plastic dispensing jars. The jar tops contain a variety of slot openings making it easy to use without a lot of mess.

Invisible Ink

Determine the Amount of Nitrogen in Water Samples.

Use Color Transition of Titration to Determine Water Hardness.

This kit allows analysts to perform a very simple titration to determine the alkalinity and the phenolphthalein of their fresh water sample.