| Product Name: | HPTS |
| Catalog Number: | M55389 |
| CAS Number: | 6358-69-6 |
| Formula: | C16H7Na3O10S3 |
| Molecular Weight: | 524.39 |
| Form: | Powder |
| Solubility: | Water 12 mg/mL |
| Storage: | 4°C, protect from light, dry, sealed |
| Chemical Structure: | ![]() |
| Description: | HPTS (Pyranine; Solvent Green 7) is a fluorescent membrane-impermeant pH indicator. Ex: 460nm, Em: 510nm |
| Stability and Solubility Advice: | Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide. We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details. |