Cole-Parmer 00295-18 Blue Dye Tablet (200 pcs)

Dyes diffuse rapidly in water, producing a vivid, easy-to-see color. Excellent for identifying diffusion and dispersion patterns, rates of flow, discharge locations, seepage areas, sea marking, and more. Use blue dye to brighten murky ponds and other landscaped waters.

Minimum detectable concentration of all dyes in clear water is 1 ppm. Quick dissolving tablets are easy to handling with less mess than other forms. They are perfect for applications such as storm lines, cooling and plumbing systems, and sewer lines.

Features:

• Biodegradable and nontoxic
• Blue dye brightens ponds