I would suggest sticking it in the freezer (mild chill so it won't freeze to ice), or in the fridge. Keep it in a sealed, tight container like a tupperware and then wrap it in more plastic. The sooner you use that urine, the better the results of your urine or the other person's urine. Source(s):
Regulus (also known as Alpha Leonis) is a trinary star system at coordinates 3.99S 2.81E in Federation space, known as the Regulan system. Regulus is visible from Earth in the constellation of Leo. The system's three stars include Ra and UFC-113, and are the location of at least thirteen planets.
Romulus is a suburban city of Metro Detroit, located in Wayne County in the U.S. state of Michigan. The population was 23,989 at the 2010 census, an increase from 22,979 in 2000. Romulus is home to Detroit Metropolitan Wayne County Airport and a General Motors plant (Romulus Engine) that opened in 1976. The city is the westernmost community in the Downriver area in Wayne County.