Hemocytometer Calculator

Calculate cell concentration (cells/mL) from hemocytometer grid counts. Interactive SVG grid input supported.

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HEMOCYTOMETER LAYOUT

Q1Q2Q3Q41mm²

CELL CONCENTRATION

cells/mL

FORMULA

Cells/mL = Average count × Dilution factor × 10⁴

Each corner square = 1 mm² area × 0.1 mm depth = 0.1 µL = 10⁻⁴ mL. Count cells on top and left borders, exclude bottom and right.