EDA-GppNHp (EDA-GMPPNP)-Cy5

excitation and emission spectrum of Cy5

For general laboratory use.

Please centrifuge briefly before opening (volume ≤2 ml).

Shipping: shipped on dry ice

Storage Conditions: store at -20 °C

Shelf Life: 6 months after date of delivery

Molecular Formula: C₄₆H₆₁N₁₀O₂₁P₃S₂ (free acid)

Molecular Weight: 1247.08 g/mol (free acid)

Exact Mass: 1246.27 g/mol (free acid)

Purity: ≥ 95 % (HPLC)

Form: solution in water

Color: blue

Concentration: 1.0 mM - 1.1 mM

pH: 7.5 ±0.5

Spectroscopic Properties: λ_exc 649 nm, λ_em 670 nm, ε 250.0 L mmol^-1 cm^-1 (Tris-HCl pH 7.5)

Please note: For reasons of stability, please make sure that the pH value of a solution of this product never drops below 7.0. This can be achieved by dissolving the nucleotide in a buffer of your choice (50 - 100 mM, pH 7 - 10). Dissolve and adjust concentration photometrically.