I don't know why you'd need to. I assume the blades are sterile when they're packaged. It would be mighty silly if they weren't.
If you're truly that concerned about it, swab them with alcohol before mounting them.
Face Wash:
Tea Tree scented castille soap
Preshave:
Home made concoction of Olive, Castor, and Tea Tree Oil
Razor:
Gillette Slim Adjustable (L4)
Gillette Fatboy
Gem Micromatic Open Comb
Boker King Cutter
Blades:
Experimenting
Brush:
Edwin Jagger Best Badger
Cream:
Proraso
Soap:
C&E Sienna
Aftershave:
Nivea Sensitive
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