CREATE TABLE table_28682 ("Fluorescent dye" TEXT, "Color" TEXT, "mass  ( g/mol ) " FLOAT, "Absorb  ( nm ) " FLOAT, "Emit  ( nm ) " FLOAT, "\\u03b5  ( M \\u22121 cm \\u22121  ) " TEXT)

How much absorption in nm does the orange dye have?
SELECT MIN("Absorb (nm)") FROM table_28682 WHERE "Color" = 'orange'
SELECT MIN("Absorb (nm)") FROM "table_28682" WHERE "Color" = 'orange'