Free engineering calculators and unit convertersceo@instrumentationblog.in
Calculators

Analytical Calculators

pH, conductivity, dissolved oxygen, humidity and solution chemistry. Every tool shows the formula, a worked example and the standard it is based on.

Advertisement

All Analytical Tools

18 tools
No calculator matches your search. Try another word or pick All.

Water and Liquid8

Water and LiquidpH and Hydrogen Ion CalculatorpH to H+, H+ to pHWater and LiquidpH Electrode Slope and Offset CalculatorNernst slope, Offset (asymmetry)Water and LiquidConductivity Temperature Compensation CalculatorReference 25 °C, Linear coefficientWater and LiquidConductivity to TDS CalculatorEC to TDS, TDS to ECWater and LiquidDilution Calculator (C1V1 = C2V2)C1V1 = C2V2, Stock volumeWater and Liquidppm to Molarity Calculatormg/L to mol/L, mol/L to mg/LWater and LiquidDissolved Oxygen Saturation CalculatorDO saturation, TemperatureWater and LiquidWater Hardness CalculatorTotal hardness, mg/L as CaCO₃
Advertisement

Gas Analysis5

Gas Analysisppm to mg/m³ Gas Concentration Converterppm to mg/m³, mg/m³ to ppmGas AnalysisCalibration Gas Dilution CalculatorSpan gas, Zero gasGas Analysis% LEL Calculator for Gas Detectorsppm to % LEL, % LEL to ppmGas AnalysisAnalyzer Sample Line Lag Time CalculatorSample system, Transport lagGas AnalysisGas Mixture Molecular Weight and Density CalculatorMole percent, Molecular weight

Combustion and Emissions3

Combustion and EmissionsZirconia Oxygen Sensor mV CalculatorNernst equation, Zirconia cellCombustion and EmissionsEmission Concentration Oxygen Correction CalculatorCEMS, Reference O₂Combustion and EmissionsCombustion Excess Air from O₂ CalculatorExcess air, Lambda
Advertisement

Humidity and Moisture2

Humidity and MoistureAbsolute Humidity and Mixing Ratio Calculatorg/m³, Mixing ratioHumidity and MoistureDew Point to ppm Moisture CalculatorDew point to ppmv, ppmv to dew point

Frequently Asked Questions

Are these analytical calculators free?

Yes. All calculators on instrumentationblog.in are free, run in your browser and need no sign up.

How accurate are the analytical calculators?

Each tool follows the published standard or textbook equation for its topic, shows the formula and the calculation steps, and has been checked against worked examples. Always confirm critical designs against the relevant standard and manufacturer data.

More Calculator Categories

26 live toolsTemperature MeasurementThermocouples, RTDs, thermistors, heat transfer, humidity and sensor response.13 live toolsInstrumentation SignalAnalog signal scaling, square root extraction and loop design.12 live toolsPLC Digital SignalRaw count scaling, ADC resolution and number formats for PLC work.30 live toolsFlow MeasurementDP meters, open channel flow, gas conversions, pressure drop and meter sizing.24 live toolsLevel MeasurementDP, radar, ultrasonic and displacer level, plus tank volume for every shape.24 live toolsPressure MeasurementGauges, transmitters, remote seals, piping design, water hammer and compressed air.17 live toolsControl ValveCv sizing, authority, cavitation, actuator thrust, leakage and split range.16 live toolsCalibrationCalibration error, uncertainty, hysteresis, linearity, guard bands and TUR.16 live toolsSafety and SILFunctional safety, reliability and hazardous area calculations.37 live toolsElectricalPower, cables and protection, motors, transformers, circuits, backup power, lighting and earthing.35 live toolsElectronicsComponents, circuits, op amps, 555 timers, power supplies, PCB design and digital conversions.76 convertersUnit ConvertersPressure, flow, temperature, electrical and more.
Advertisement