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AF 488 alkyne

貨號 數量 價格 交貨時間
S18B0 250 ug –   現貨
A18B0 1 mg $125 現貨
B18B0 5 mg $325 現貨
D18B0 25 mg $950 現貨
E18B0 50 mg $1625 現貨
F18B0 100 mg $2090 現貨
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Alkyne derivative of AF 488 dye for copper-catalyzed cycloaddition to azides (CuAAC). AF 488 alkyne is used for fluorescent labeling of azidated biomolecules, polymers, and surfaces. AF 488 is sulfonated rhodamine, a bright, photostable, and hydrophilic fluorophore that emits in the green channel (absorption max. is at 495 nm, emission max. is at 519 nm).

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General properties

Appearance: orange solid
Molecular weight: 647.72
Molecular formula: C24H15K2N3O10S2
Quality control: NMR 1H and HPLC-MS (95+%)
Storage conditions: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Desiccate. Avoid prolonged exposure to light.
MSDS: 下載
產品規格

Spectral properties

Excitation/absorption maximum, nm: 495
ε, L⋅mol−1⋅cm−1: 71800
Emission maximum, nm: 519
Fluorescence quantum yield: 0.91
CF260: 0.16
CF280: 0.10
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