Specification Sheet
Product Name 5(6)-Carboxy-2′,7′-dichlorofluorescein diacetate,
BioReagent, suitable for fluorescence, ≥85% (HPCE)
Product Number 21884
Product Brand SIGMA
CAS Number 127770-45-0
Molecular Weight 529.28
 
TEST SPECIFICATION
APPEARANCE (COLOR) Off White to Light Orange
APPEARANCE (FORM) Powder or Crystals
PURITY (HPCE AREA %) ≥ 85.0 %
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE
EMISSION MAXIMUM 529 ± 5 nm
REMARKS ON LUMINESCENCE EX. 470 NM IN 0.1 M TRIS PH 8.0, ESTERASE
SUITABILITY ASSAY SUITABLE AS A FLUOROGENIC SUBSTRATE FOR ESTERASES