Price Variance. Definition: Price variance is the actual unit cost of a purchased item, minus its standard cost, multiplied by the quantity of actual units purchased. The price variance formula is: (Actual cost incurred-standard cost) x Actual quantity of units purchased. = Price variance. If the actual cost incurred is lower than the standard cost, this is considered a favorable price variance.
Calcium carbonate is a common, naturally occurring calcium salt that is often used as a source of calcium in supplements. Its abundance in nature makes calcium carbonate the least expensive supplemental calcium salt. It is also a major component of some types of stone that are used in architecture and sculpture.
2. Healthy cells contain high levels of magnesium and lower levels of calcium, so your calcium deposits are likely a result of an imbalance. Boosting the magnesium in your system will help breakdown the calcium deposits and restore the natural mineral levels in your body.alcium is necessary for the structure and functioning of the body, but excess calcium can lead to a number of problems, including calcium deposits. While treatments vary depending on the location and cause of deposits, natural remedies for the condition help balance the level of calcium in the body.