Contact Us Chemistry Troy Cayou (608) 246-6642 Email Madison, Truax Campus, Main Building 1701 Wright Street Madison, Wisconsin 53704 Hours Monday: 8 a.m. - 4:30 p.m. Tuesday: 8 a.m. - 4:30 p.m. Wednesday: 8 a.m. - 4:30 p.m. Thursday: 8 a.m. - 4:30 p.m. Friday: 8 a.m. - 4:30 p.m.