Precision PPM Tools for
Science & Engineering
Professional-grade conversion calculators for chemistry, water treatment, and industrial applications.
Water Quality & Hydroponics
Tools for water treatment, aquatics, and nutrient solutions.
PPM to EC Calculator
Convert TDS PPM to Electrical Conductivity (µS/cm & mS/cm).
PPM to NTU
Estimate Turbidity (NTU) from Total Suspended Solids (TSS) in PPM or mg/L.
PPM to Water Hardness
Convert PPM or Ion Concentration (Calcium/Magnesium) to Water Hardness units (GPG, dH, fH, mmol/L).
EC to TDS (PPM)
Convert Electrical Conductivity (µS/cm) to TDS PPM.
ORP to PPM
Estimate Chlorine PPM from ORP (mV) and pH.
NTU to PPM
Estimate TSS PPM from Turbidity (NTU) based on water source type.
Air Quality & Environment
Gas detection, safety compliance, and environmental monitoring.
PPM to mg/m³ (CO₂)
Convert CO₂ volumetric PPM to mass concentration (mg/m³) using the ideal gas law.
mg/m³ to PPM (CO₂)
Convert CO₂ mass concentration (mg/m³) to volumetric PPM using the reverse ideal gas law.
PPM (Mass) to PPMv Converter for Gases
Convert Parts Per Million by Mass (PPMw) to Parts Per Million by Volume (PPMv). Essential for converting lab weight analysis to gas volume limits.
Formaldehyde PPM
Air concentration safety calculator.
PPMv to PPM (Mass) Converter for Gases
Convert Parts Per Million by Volume (PPMv) to Parts Per Million by Weight (PPMw) or mg/m³.
PPM to mg/m³
Convert Gas PPM (PPMv) to Airborne Mass Concentration (mg/m³).
Chemistry & Solutions
Molarity, laboratory dosing, and chemical preparation tools.
PPM Solution Preparation
Calculate the amount of solute needed for a specific PPM concentration.
PPM to pH
Relationship calculator (Theoretical approximation).
H₂O₂ Dilution
Dilution calculator for Hydrogen Peroxide.
pH to PPM
Estimate H+ PPM from pH level.
PPM to Volume
Calculate the exact milliliters or drops of liquid solute required to reach a target PPM. An essential dilution tool for hydroponics and chemistry.
mg to PPM Calculator (Dosage)
Calculate precise PPM concentration from dry powder dose (mg) or liquid stock volume (mL).
Engineering & Conversions
Industrial calculations, physics formulas, and unit conversions.
PPM to Percent
Convert Parts Per Million (PPM) to Percentage (%) instantly.
PPM to Grams
Calculate the weight in grams from a PPM concentration.
Grams to PPM
Convert Grams (mass) to Parts Per Million (PPM) for Solids, Liquids, and Gases.
PPM to PPB
Convert Parts Per Million (PPM) to Parts Per Billion (PPB).
PPB to PPM
Convert Parts Per Billion (PPB) to Parts Per Million (PPM).
PPM to Molarity
Convert PPM concentration to Molarity (M).
Master the Science of PPM
Parts Per Million (PPM) is more than just a number. It's the standard language for concentration in science, engineering, and environmental safety.
Whether you are mixing nutrients, ensuring water safety, or calibrating sensors, understanding the nuance between PPM (mass) and PPMv (volume) is critical.
Quick reference for common concentration units including PPB, PPT, and Molarity.
Why Trust These Calculators?
Our tools are built by engineering professionals and verified against standard chemical references.
Scientific Accuracy
Formulas derived from peer-reviewed sources, ASTM standards, and EPA guidelines.
Zero Data Retention
Calculations run 100% in your browser. We never see, store, or transmit your inputs.
Expert Reviewed
Content regularly audited by qualified chemical engineers and industry experts.