Here is a link to the time standards for the world championships

http://www.finamasters2014 see this site.org/files/pdf/Time%20standards%20Montreal%202014.pdf

These times are long course.  To convert from short course (25m pools) to long course (50M pools), you can use conversion calculators

 http://www.swimmingworldmagazine.com/results/conversions.asp