A magnesium test checks the level of magnesium in the blood. Magnesium is an important electrolyte needed for proper muscle, nerve, and enzyme function. It also helps the body use energy and is needed to move other electrolytes (potassium and sodium) into and out of cells.
Floors in Pricing. A price floor is the lowest amount at which a good or service may be sold and still function within the traditional supply and demand model. Prices below the price floor do not result in an appropriate increase in demand.
1 For instance, the Home Depot sells their Pergo flooring for $1.59 to as much as $6 per square foot. 2  As of May 2013, Pergo laminate floors retailed at an average of $2 per square foot, with installation prices range from $8 to $12 per square foot. The padding should be laid down prior to installing the Pergo floor. 2  There are different brand names and thicknesses for pads that vary in price. 3  Most rolls come in 100 to 500 square foot. 4  Price of rolls begins at $30 for a 100-foot roll to $250 for a 500-foot roll.