I would agree with most of these. I would also hope you are able to have a shower at work once you get there. OR, at least give yourself about 15 minutes to sit and cool off before you start your shift.
And Christy has suggested have some alcohol wipes to clean your body. The alcohol acts as a coolant as it evaporates on your skin, and the wipes will help you clean up - in case you get a bit 'ripe' from the ride.
This article is definitely a good read.
cyclists offer advice on how to bike to work
5 percent of Americans who ride their bicycles to work, according to the 2007 American Community Survey from the U.S. Census Bureau.
rule of thumb: Time on a bike is about double the time in a car. For example, a 10-minute commute in a car is 20 minutes on a bike.