38361

Abberior^® STAR 440SXP, maleimide

for long Stokes STED and 2-color STED application

• NACRES: NA.32
• UNSPSC Code: 12352111

Properties

• Quality Segment: 100
• assay: ≥80.0% (degree of coupling)
• mol wt: M_w 622.6 g/mol
• solubility: DMF: 1 mg/mL, clear
• fluorescence: λ_ex 437 nm; λ_em 515 nm±5 nm in PBS, pH 7.4
• storage temp.: −20°C

Description

General description

Absorption Maximum, λmax: 433 nm (MeOH)
432 nm (PBS, pH 7.4)
Extinction Coefficient, ε(λmax): 36,000 M^-1cm^-1 (MeOH)
33,000 M^-1cm^-1 (PBS, pH 7.4)
Correction Factor, CF260 = ε260/εmax: 0.47 (PBS, pH 7.4)
Correction Factor, CF280 = ε280/εmax: 0.31 (PBS, pH 7.4)
Fluorescence Maximum, λfl: 502 nm (MeOH),
511 nm (PBS, pH 7.4)
Recommended STED Wavelength, λSTED: 590 − 620 nm
Fluorescence Quantum Yield, η: 0.57 (PBS, pH 7.4)
Fluorescence Lifetime, τ: 3.7 ns (PBS, pH 7.4)

Application

Abberior^® STAR 440SXP has been conjugated with secondary anti-mouse antibody for dual colour STED (stimulated emission depletion) microscopy. Again, it has been labelled with secondary antibody for STED microscopy in primary hippocampal cells prepared from E18 Sprague Dawley embryos.

Designed and tested for fluorescent super-resolution microscopy

Other Notes

Find more infomation here Abberior^®

Legal Information

abberior is a registered trademark of Abberior GmbH

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable