Certificate of Analysis
| Product Name: | Fluorescein di (β-D-galactopyranoside) |
| Catalog Number: | M13784 |
| CAS Number: | 17817-20-8 |
Physical and Chemical Properties
| Molecular Weight: | 656.59 |
| Solubility: | DMSO 5 mg/mL |
| Storage: | -20°C, protect from light |
| Chemical Structure: |  |
Analytical Data
| QC Standard: | >99% |
| H-NMR: | Consistent with structure |
Product Information
| Description: | Fluorescein di (β-D-galactopyranoside) is a fluorogenic substrate for β-galactosidase (λex=485 nm, λem=535 nm). |
| 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. |