Rhodamine B CAS 81-88-9 C.I. 45170

Rhodamine B

Name	Rhodamine B
Synonyms	Basic Violet 10; C.I. 45170; 9-(2-Carboxyphenyl)-3,6-bis(diethylamino)xanthylium chloride
Molecular Structure
Molecular Formula	C28H31N2O3.Cl
Molecular Weight	479.02
CAS Registry Number	81-88-9
EC Number	201-383-9

Uses:

1. Analytical reagents, photometric determination of gold, gallium, mercury, antimony (V), thallium (III), 

  fluorescence determination of manganese, cobalt, etc;

2. Colorimetric determination of cadmium;

3. Redox indicators are used as precipitants for titrating tin, antimony, niobium, and tantalum;

4. Biological staining agents;

5. Materials science, series laser dyes.