88 &lamba; Ex/&lamba; Em (pH9) = 494/521 nm Yellow orange solid soluble in DMF, DMSO, or pH 6.5 buffer Store at -20°C and protect from light C44H52N2O18 MW:896.89 &lamba; Ex/&lamba; Em (pH9) = 494/521 nm ExEm Yellow orange solid soluble in DMF, DMSO, or pH 6.5 buffer Store at -20°C and protect from light C44H52N2O18 4452218 MW:896.89