Convert between concentration units including mass fraction, mole fraction, volume fraction, ppm, ppb, and more. Essential for chemistry labs, environmental testing, and pharmaceuticals.
Scientific and technical measurements
International System of Units (SI) measurements
Convert between molarity, mass concentration, and percentage solutions for chemical reactions and analysis.
Convert between ppm, ppb, and other concentration units for water quality, air pollution, and soil analysis.
Convert drug concentrations between different units for dosage calculations and formulation.
Unit fractions, percentages, and parts per million/billion/trillion for precise concentration measurements.
Mass per volume concentration units for solid and liquid solutions.
Moles per volume concentration units for chemical calculations.
Weight per volume concentration units for dense solutions.
Weight per weight concentration units for solid mixtures.
Our concentration converter uses unit fractions (0 to 1) as the base unit for all fraction-based conversions, ensuring accurate relationships between percentages, ppm, ppb, and ppt.
Mass and molar concentrations are converted using standard relationships and molecular weights for accurate chemical calculations.