POTASSIUM INDIGOTRISULFONATE
Synonym(s):5,5′,7-Indigotrisulfonic acid tripotassium salt;Indigo-5,5′,7-trisulfonic acid tripotassium salt;Potassium indigotrisulfonate;tri-Potassium indigo-5,5′,7-trisulfonate;Tripotassium indigo-5,5′,7-trisulfonate
- CAS NO.：67627-18-3
- Empirical Formula: C16H7K3N2O11S3
- Molecular Weight: 616.72
- MDL number: MFCD00013160
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:13:25
What is POTASSIUM INDIGOTRISULFONATE?
Chemical properties
dark blue fine crystalline powder
The Uses of POTASSIUM INDIGOTRISULFONATE
Ozone-scavenging reagent that reacts rapidly with ozone.
Potassium indigotrisulfonate has been used:
- in colorimetric method of measurement of atmospheric ozone
- for measuring residual aqueous ozone by gas diffusion flow injection analysis.
- to determine O3 concentration in water.
What are the applications of Application
Potassium indigotrisulfonate is a reagent to measure ozone in water
Properties of POTASSIUM INDIGOTRISULFONATE
| storage temp. | room temp |
| form | powder to crystal |
| color | Gray to Dark purple to Black |
| BRN | 4932187 |
| CAS DataBase Reference | 67627-18-3 |
Safety information for POTASSIUM INDIGOTRISULFONATE
Computed Descriptors for POTASSIUM INDIGOTRISULFONATE
| InChIKey | XOSMXDUITYWYGR-VPOCKCTCSA-K |
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