5-Carboxy-2', 7'-Dichlorofluorescein (Sin

This dye can be used as a low pH indicator similar 5-and-6-Carboxy-2'7'-dichlorofluorescein, and is also useful as a general green fluorescent label. Carboxy-2',7'-dichlorofluorescein is significantly more photostable than carboxyfluorescein. </p> <ul> </p> <li> lamba;_Ex/ lamba;_Em = 504/529 nm (pH 8)</li> </p> <li> epsilon; = 90,000</li> </p> <li>Yellow solid soluble in DMSO, DMF or basic water (pH gt;7)</li> </p> <li>Store at  4°C and protect from light</li> </p> <li>C₂₁H₁₀Cl₂O₇</li> </p> <li>MW: 445</li> </p> </ul>