Eriochrome blue black B (C.I. 14640), 100 g, glass

Eriochrome Blue Black B (C.I. 14640) finds application across laboratory and industrial settings. This compound, belonging to the Azo dyes class, has a molecular formula of C28H29N5NaO8S2 and a molecular weight of 657.57 g/mol. As a metal indicator, it is particularly useful in identifying copper(II) ions in acidic solutions. This product is supplied in a glass container, weighing 100 grams, making it suitable for larger-scale experiments. Additionally, it exhibits strong color stability under light exposure, ensuring accurate results in various testing scenarios.

• CAS Number: 3564-14-5