Haemocytometer (Manual Cell Counting)

Calculate total cell concentration from standard Neubauer or improved counting chambers.

Total Cells Counted

Dilution Factor (Reciprocal)

Number of Large Squares Counted

Volume per Square

Calculated Cell Concentration

Concentration (/μL or /mm³)

0cells/μL

Standard SI Concentration (×10⁶/L)

0×10⁶/L

Formula: (Cells counted × Dilution factor) / (Squares counted × Square volume in μL)

Disclaimer: This toolkit is intended to support trained laboratory professionals. It provides calculation and decision-support functions and should be used in conjunction with local SOPs, validated laboratory procedures and current national guidelines. Final clinical interpretation remains the responsibility of the reporting laboratory.