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DilutionCalculator
Generators, Reports & Batch Tools

Dilution Report Generator

Save a full record of a dilution as one file.

Presets:
Formula: C₁ × V₁ = C₂ × V₂
V₁ = (C₂ × V₂) / C₁
Stock Source
Calculating
Target Conc
Final Volume
Fluid color:
Dilution Factor (DF)
5.00×
1 : 5 dilution
Solvent (Buffer / Water)
40.00 mL
V₂ - V₁ volume

Dilution Report Generator: Live Flask Simulation

Live color sync
Transfer 10 mL aliquot
Stock Solution (C₁)
75%50%25%
10 mM
Concentration (C₁)
Aliquot to draw: 10 mL
Final Dilution (C₂)
CALIBRATION MARK (V₂)
2 mM
Concentration (C₂)
Total Volume: 50 mL
Color depth (Beer-Lambert) Relative Intensity: 20% (Absorbance Factor: 0.200)

Step-by-Step Bench Protocol

1

Pipette Stock Aliquot

Draw 10 mL of stock (10 mM) with a pipette.

2

Add Diluent / Buffer

Add 40 mL of water or buffer to reach the final mark.

3

Invert and Mix

Invert the tube to mix. You now have 50 mL at 2 mM (a 5× dilution).

How It Works

This generator works in 4 steps.

  1. Run or import the calculation

    Use a result from any calculator on the site, or type the values.

  2. Add context fields

    Type the purpose, SOP number, lot numbers, and preparer.

  3. Choose sections and format

    Select the sections to include and PDF, DOCX, or JSON.

  4. Export the report

    Download the file or send it to a notebook system.

The Formula

The formula section restates the equation used, the substituted values, and the result.

Stated formula V₁ = C₂ × V₂ / C₁
Substitution line V₁ = (value) × (value) / (value)
Balance check C₁V₁ / C₂V₂ = 1.000
C₁ / C₂:
Stock and target concentrations
V₁ / V₂:
Stock and final volumes
Worked example

A report for 1 L of 0.1 M HCl from 12.1 M stock shows V₁ = 0.1 × 1,000 / 12.1 = 8.26 mL, a balance check of 1.000, and blank sign-off lines.

Conversion Table

The conversion table lists the 8 report sections and their contents.

SectionContents
HeaderTitle, report ID, date, preparer, reviewer
PurposeSolution name, intended use, SOP reference
InputsC₁ with lot and certificate value, C₂, V₂, units
AssumptionsAdditive volumes or make-to-volume, temperature, diluent
CalculationFormula, substituted values, result with units
QuantitiesStock volume, diluent volume, container
ChecksMass balance, rounding deviation, uncertainty
Sign-offPreparer and reviewer signatures with date and time

What Is the Dilution Report Generator?

The Dilution Report Generator is a tool that saves a full record of a dilution in one file. It lists the inputs, the math, the checks and a place to sign. The report shows every value with its unit and source.

Labs under GLP, GMP and ISO/IEC 17025 need a record that lets a reviewer redo each step. It builds an 8-part report from your numbers. You can save it as PDF, DOCX or JSON for your lab notebook.

Common Uses

There are 5 main uses of this generator.

  • GMP batch records

    Manufacturers attach dilution reports to batch records.

  • ISO/IEC 17025 records

    Accredited labs keep traceable preparation records.

  • Electronic lab notebooks

    Researchers paste reports into ELN entries.

  • Audits

    QA teams hand auditors complete calculation records.

  • Client deliverables

    Contract labs include preparation reports with results.

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