3 3 ~3 &lamba; Ex/&lamba; Em (DPA/Tb3 complex) = 276/490 and 545 nm DPA and Terbium are white solids and readily soluble in water Store both reagents at room temperature MW of DPA: 167.12 CAS#: 499-83-2 MW of Terbium: 265.3 CAS#:13798-24-8 &lamba; Ex/&lamba; Em (DPA/Tb3 complex) = 276/490 and 545 nm 3 DPA and Terbium are white solids and readily soluble in water Store both reagents at room temperature MW of DPA: 167.12 CAS#: 499-83-2 MW of Terbium: 265.3 CAS#:13798-24-8