CREATE TABLE table_26428602_1 (ε__m_−1_cm_−1__ VARCHAR, color VARCHAR)
SELECT ε__m_−1_cm_−1__ FROM table_26428602_1 WHERE color = "orange"
ε (m −1 cm −1 ) ของสีย้อมเรืองแสงสีส้มคือเท่าใด
What is the ε (m −1 cm −1 ) of the orange flourescent dye?