Indicators – Complexometry

Solid indicators such as those used in complexometry are “dissolved” in inert salts that are marked on the labels. These are sold in amber-coloured 50 g bottles. They are ready for use. Eriochrome┬« is a registered trademark of Ciba-Geigy (now Novartis).

Indicator CAS Number Price
Calconcarboxylic Acid 3737-95-9 $9.20
Calmagite 3147-14-6 $9.20
Eriochrome® Black T 1787-61-7 $9.20
Pyrocatechol Violet 115-41-3 $9.20
Xylenol Orange 3618-43-7 $9.20