Our Blog

Pigments vs Dyes:  Understanding the Differences Between Dyes and Pigments Pigments and dyes represent the two principal types of colorants. A basic level of understanding of the differences between these classes of colorants will provide a helpful foundation of...

From the Lab…… As our customers know, we spend a great deal of time and resources communicating about the available dye and colorant options for both their projects and their problems.  For many of these requests, solvent dyes are the best colorant option.  However,...

The COVID-19 virus has left the world in unprecedented and uncertain times. As different countries and states implement their own responses to the virus and the world continues to change, it is critical that we take action where we can. One of the main ways everyone...

Are you having a hard time finding Acid Blue 145 (CAS 6408-80-6)?  You are not alone.  The worldwide dye and colorant market has been heavily impacted by supply shortages stemming from stricter environmental and regulatory controls implemented by both the Chinese and...

What is Ultramarine Blue? Ultramarine Blue is one of the most sought-after pigments.  Historically, Ultramarine Blue (a.k.a. Lapis lazuli) was mined from the earth, and it was prized for its deep blue hues when used in paints.  However, the colorant was prohibitively...

We know that many people may wonder about the best way to color Easter eggs this time of year. We feel that the detail below is a good example of how dyes can be employed. Most Easter egg dying kits instruct the user to mix a small amount of white vinegar along with...

Inorganic versus Organic Pigments In a previous post—Dyes versus Pigments—a comparison between dyes and pigments was provided along with clarification that, regardless of their differences, both dyes and pigments fall in the “colorant” family of chemical compounds....