Specification Sheet

Product Name
Atto 488 NHS ester BioReagent, suitable for fluorescence, ≥80% (coupling to amines)

Product Number
41698

Product Brand
SIGMA

CAS Number

Molecular Weight

Test

Specification

APPEARANCE (COLOR)Red to Dark Red
APPEARANCE (FORM)Powder
SOLUBILITY (COLOR)FOR INFORMATION
SOLUBILITY (TURBIDITY)Clear
SOLUBILITY (METHOD)2 mg/ml in DMF
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
DEGREE OF COUPLING≥ 80 %
EMISSION MAXIMUM520 ± 5 nm
REMARKS ON LUMINESCENCEEX. 498 NM IN 0.1 M PHOSPHATE PH 7.0
RECOMMENDED RETEST PERIOD36 MONTHS

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