Tips To Inspect/ Popcorn ceilings
For future reference- there is no need to buy these kits.  They are essentially selling you a zip-top baggie for $10.00.

Simply wet the area, and scrape a very small sample into a zip-top bag of your own.  Then place this bag into another sealable bag (i.e.- double-bag the sample).  Then you can call one of several national testing labs, that will perform the test for around $10-15/sample, and email you the results. Google asbestos testing labs.  Some labs will only test for professionals, but many will take home-owner samples- you just have to call around a bit.