Speciality Dyes and Biological Stains Showing 13–17 of 17 results Default sortingSort by popularitySort by average ratingSort by latestSort by price: low to highSort by price: high to low Methyl Violet 2b Powder / Crystals (Basic Violet 1; C.I. 42535)Read more Methylene Blue 2B Crude (Zinc Double Salt)Read more Solvent Violet 8 (Methyl Violet Base)Read more Solvent Violet 9 (Crystal Violet Base)Read more Solvent Yellow 94 (Fluorescein Free Acid Form)Read more ←12