Question: What is the ε (m −1 cm −1 )  of the red dye?
Schema: create table table_26428602_1 (ε__m_−1_cm_−1__ varchar, color varchar, PRIMARY KEY (ε__m_−1_cm_−1__))
SQL: select ε__m_−1_cm_−1__ from table_26428602_1 where color = "red"