The neutral wire color is white in USA, Canada and other countries which run a 60 Hz electrical power service. The neutral wire color is blue in countries in Europe and eâ¦lsewhere which run a 50 Hz electrical power service.
Melpomenem/iStock/Getty Images. The Holding Period Return is an investment measure that calculates the return you have received on your investment over the length of time that you have held the investment.
Short Holding Time Analyses. Download 2015 Short Hold Time Sheet with BOD/CBOD Calendar: Shorthold-2015-00. âHolding timeâ is the maximum amount of time that may pass between taking a sample and starting analysis on it before it starts to degrade. Many analyses have short holding timesâsome as short as 8 hours. We always make every effort to analyze your samples within the listed holding times. However, we cannot guarantee analysis within short holding time limits without at least 24 hours notice.