Specification Sheet

Product Name
5(6)-Carboxynaphthofluorescein BioReagent, suitable for fluorescence, ≥90% (HPLC)

Product Number
21932

Product Brand
SIGMA

CAS Number
128724-35-6

Molecular Weight
476.43

Test

Specification

APPEARANCE (COLOR)DEEP BLUE TO DEEP VIOLET
APPEARANCE (FORM)Powder or Crystals
PURITY (HPLC AREA %)≥ 90.0 %
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
LUMINESCENCECORRESPONDS TO REQUIREMENTS
EMISSION MAXIMUM672 ± 5 nm

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