i just read your post tonight...
You don't need a skimmer to cycle your tank. Although, I believe it helps oxygenate your water?? I would wait on using it.
If your tank is cycling, (you said 10 days old) just wait it out. You need at last 6 weeks before you add any livestock...
Air water and Ice is a sponsor of 3Reef and has some good RO/DI units.
www.airwaterice.com Compact Reefkeeper
Go SLow, Read and Enjoy
Jim