Specification Sheet

Product Name
Atto 390 NHS ester BioReagent, suitable for fluorescence, ≥80% (coupling to amines)

Product Number
89204

Product Brand
SIGMA

CAS Number

Molecular Weight

Test

Specification

APPEARANCE (COLOR)LIGHT GREENISH-YELLOW TO ORANGE-YELLOW
APPEARANCE (FORM)Powder
SOLUBILITY (COLOR)Almost Colorless to Yellow
SOLUBILITY (TURBIDITY)Clear
SOLUBILITY (METHOD)1 mg/ml in DMF
DEGREE OF COUPLING≥ 80 %
EMISSION MAXIMUM471 ± 5 nm
REMARKS ON LUMINESCENCEEXC. 389 NM IN 0.1 M PHOSPHATE PH 7.0
RECOMMENDED RETEST PERIOD42 MONTHS