Specification Sheet
Product Name
5(6)-Carboxyfluorescein diacetate N-succinimidyl ester BioReagent, suitable for fluorescence, ≥90% (HPLC)
Product Number
21888
Product Brand
SIGMA
CAS Number
150347-59-4
Molecular Weight
557.46
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | ALMOST WHITE TO YELLOW |
| APPEARANCE (FORM) | Powder or Crystals |
| PURITY (HPLC AREA %) | ≥ 90.0 % |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| DEGREE OF COUPLING | ≥ 90.0 % |
| EMISSION MAXIMUM | 512 - 522 nm |
| REMARKS ON LUMINESCENCE | Exc.: 492 nm in 0.1 M Tris pH 8.0, Esterase |
| SUITABILITY ASSAY | SUITABLE AS FLUOROGENIC SUBSTRATE FOR ESTERASES |
| RECOMMENDED RETEST PERIOD | 36 MONTHS |
