Quote Originally Posted by Deige
The urine sample must be used within 8 hours or it will start to break down. Flat travel shampoo bottles work great for crouching and a hand warmer will help you to maintain temperature. You may also want to pick up a thermometer strip that can be attached to the bottle, this way you can keep track of your temperature.
Well is there a freezing method to where I can preserve it? If so, can you give me a detailed description on how long it can be frozen for and how I should thaw it in order for it to be at the right temp before bringing it in?