PPM Calculators & Tools
Explore all our parts-per-million (PPM) calculators, converters, and chemistry tools in one organized place – from water quality and air monitoring to lab concentration and unit conversions.
Water Quality & Safety Calculators
Check contaminants, hardness, nutrients, and pool salinity using PPM-based calculations.
Lead PPM Safety Checker
Estimate lead levels in water and compare them with common safety guideline bands.
Water Hardness Calculator
Convert water hardness between ppm, mg/L, GPG, and °dGH to classify soft, hard, or very hard water.
Nitrate PPM Calculator
Calculate nitrate concentration in ppm from mass and water volume – useful for drinking water and aquariums.
Ammonia PPM Calculator
Find ammonia (NH₃) levels in ppm to assess toxicity in aquariums, wastewater, and process water.
Iron PPM in Water Calculator
Compute iron concentration in ppm from the mass of iron and water volume to assess staining risk.
Chlorine PPM Calculator
Estimate free chlorine levels in ppm for pools, disinfection, and water treatment applications.
Salt Pool PPM Calculator
Work out the salt level in ppm for saltwater pools to keep chlorinators running in the optimal range.
TDS to PPM Calculator
Convert total dissolved solids readings into ppm to understand overall water mineral content.
Nutrient PPM Calculator
Calculate nutrient strength in ppm for hydroponics, fertigation, and plant feeding schedules.
Fertilizer PPM Calculator
Convert fertilizer dosage into ppm to fine-tune NPK and micronutrient levels in solution.
Fluoride PPM Calculator
Calculate fluoride levels in drinking water and compare to dental health guidelines.
Phosphate PPM Calculator
Calculate phosphate concentration in ppm for drinking water, agriculture, and wastewater analysis.
Nitrite PPM Calculator
Determine nitrite levels in ppm for water toxicity monitoring, especially in aquaculture.
EC to PPM Converter
Convert electrical conductivity readings to ppm for hydroponics and nutrient monitoring.
pH to H⁺ Ion Concentration Calculator
Convert pH values to hydrogen ion concentration for precise acidity measurement.
Alkalinity Calculator
Estimate alkalinity levels in ppm to evaluate buffering capacity in drinking water and aquariums.
Air & Environmental PPM Tools
Evaluate air quality and convert between PPM and mass concentration units for gases and particles.
Air Quality CO₂ PPM Calculator
Estimate indoor CO₂ levels in ppm from air volume and CO₂ mass to judge ventilation quality.
PPM to CO₂ Calculator
Convert CO₂ concentration in ppm to alternative representations for environmental calculations.
µg/m³ to PPM Converter
Convert mass concentration (µg/m³) to ppm for gaseous pollutants under standard conditions.
PPM to µg/m³ Converter
Convert parts per million to micrograms per cubic meter for air quality and emission reports.
Chemistry & Solution Preparation
Lab-focused calculators for molarity, pH-related ppm, and solution strength calculations.
PPM to Molarity Calculator
Convert PPM values to molarity using molar mass for more rigorous chemical concentration work.
PPM pH Calculator
Relate ppm and pH values in suitable scenarios to interpret acidity and concentration together.
PPM Solution Calculator
Calculate how much solute and solvent you need to make a solution at a specific ppm.
PPM Dilution Calculator
Plan dilutions from a stock solution to reach a target ppm concentration for experiments.
General PPM Calculator
Flexible calculator to find ppm from mass and volume, or reverse, for many different scenarios.
PPM Unit Conversion Tools
Quickly switch between ppm, ppb, percent, mg/L, and other common engineering & lab units.
PPB to PPM Converter
Convert parts per billion (ppb) to parts per million (ppm) for trace contaminant reporting.
PPM to PPB Converter
Convert ppm values to ppb for high-sensitivity measurements and environmental limits.
Percent to PPM Converter
Turn percentage values into ppm for standard lab and industrial specification formats.
PPM to Percent Converter
Convert ppm back to percentage for easier interpretation in datasheets and reports.
PPM to mg/L Converter
Convert ppm to mg/L assuming water-like density, commonly used in water chemistry.
mg/L to PPM Converter
Convert mg/L back to ppm for easier comparison with guideline charts and standards.
Industrial, Quality & Special PPM Tools
PPM-based calculators tailored for military, quality control, and reliability calculations.
About Our PPM Calculator Collection
This page brings together all the PPM calculators, converters, and solution tools available on PPMCalculation.com. Every tool is designed to run fully in your browser without logins, sign-ups, or server-side processing, so your values stay private while you perform sensitive laboratory, industrial, or water quality calculations.
From drinking water safety (lead, nitrate, ammonia, iron, chlorine) to aquarium and hydroponic nutrients, air quality (CO₂ and gaseous pollutants), and engineering unit conversions (ppm, ppb, percent, mg/L, µg/m³), this hub makes it easy to find the exact calculator you need. Bookmark this page as your central index whenever you need to work with parts per million in science, engineering, or everyday problem-solving.