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Colophony Rosin – Gum Rosin WW Grade Gum rosin (also known as colophony) is a tree resin that is mainly extracted from pine trees. When cold, the resin is light yellow, transparent and splinters easily. However, colour and hardness...
Content 0.1 kilogram (€58.00 * / 1 kilogram)
From €5.80 *
Fluorescein – Fluorescent Dye for Water Coloring and Leak Detection Fluorescein , also known as Uranine or sodium salt of Fluorescein , is a highly effective, water-soluble dye in powder form. Thanks to its bright fluorescence...
Content 0.1 kilogram (€169.90 * / 1 kilogram)
From €16.99 *