Laboratory Techniques
Dilution Calculations: Mass vs Volume Fraction in Trace Analysis
Understanding the essential differences between mass fractions (w/w, w/v) and volume fractions (v/v) when working with PPB and PPM.
M
Marcus Chen, PE
Environmental Science Specialist
Dilution Calculations: Mass vs Volume Fraction in Trace Analysis
When preparing standard solutions in analytical laboratories, precision serial dilutions are key to converting between macro concentrations (ppm) and ultra-trace standards (ppb).