Step-by-step instructions
- Enter or select Recovered sample mass.
- Enter or select Starting sample mass.
- Tap Calculate.
- Review the result shown directly below the calculator.
Lab Sample Recovery Calculator
Calculate lab sample recovery calculator from recovered sample mass and starting sample mass.
How to use the Lab Sample Recovery Calculator
Calculate lab sample recovery calculator from recovered sample mass and starting sample mass.
What the inputs mean
- Recovered sample mass
- Enter the requested weight or mass using the unit shown or a consistent unit.
- Starting sample mass
- Enter the requested weight or mass using the unit shown or a consistent unit.
Formula or calculation method
Recovered sample mass is divided by Starting sample mass and the result is multiplied by 100 to express the relationship as a percentage.
Example
For example, if Recovered sample mass is 25 and Starting sample mass is 100, the calculated result is 25%.
How to understand the result
The result is a percentage. A higher or lower percentage has different meaning depending on the calculator, so compare it with the goal, limit, benchmark, or historical value relevant to your situation.
Tip: Keep all values in compatible units and use values from the same time period when the calculator compares two amounts.