Specification Sheet
Product Name 2′,7′-Bis(2-carboxyethyl)-5(6)-carboxyfluorescein tetrakis(acetoxymethyl) ester,
BioReagent, for fluorescence
Product Number 14562
Product Brand SIGMA
Molecular Weight 808.69
 
TEST SPECIFICATION
APPEARANCE (COLOR) Light Yellow to Dark Yellow and Light Orange to Dark Orange and Light Red to Dark Red
APPEARANCE (FORM) FINE CRYSTALS TO FINE CRYSTALS WITH LUMPS OR CLEAR LIQUID OR PASTE
PURITY (HPCE AREA %) ≥ 95.0 %
EMISSION MAXIMUM 528 ± 5 nm
REMARKS ON LUMINESCENCE EXC.: 482 NM IN 0.1 M TRIS PH 8.0; ESTERASE