The roots, berries, bark, leaves, and wood of plants were the major source of dyes. William Henry Perkin discovered the first organic dye, mauve or aniline, in 1856. Thousands of dyes have been ...

It was the beginning of aniline dyes. After mauveine ... to the investigation of archaeological wood and Asian lacquers. He then joined the Scientific Department of the British Museum (London ...

In the introductory remarks respecting the patent, it is stated that alizarin is the chief coloring matter of the madder that dyers, and especially calico printers employ to dye their goods rose ...

By mixing aniline, derived from coal tar ... By dipping a piece of silk into it, Perkin discovered its dyeing properties, creating the first synthetic dye: mauveine. It was in 1968, while working for ...

At the time he was a student, the German dye industry was thriving, and new aniline dyes were available for tissue staining. He found that different cells held different dyes. He used this ...

4-nitroaniline is a chemical that's commonly used to make things like dyes and pharmaceuticals, but I just want to burn it because it has a cool reaction. I just have to add some 4-nitroaniline to ...

What you get is a traditionally handmade cowboy boot with premium leather — including many exotics like sharkskin, stacked leather heels, and authentic lemon wood pegging (which is more durable ...

Not only is this modern-looking sofa a dream to look at, but its durable chenille fabric will withstand pets and kids. It's ...

Full grain leather is the highest quality, and the term "pull-up leather" indicates they are made using aniline dyes, which give ... traditional lemon wood pegging, and Goodyear welting.