Hemocytometer Counter
Cell counter for tallying the amount of red blood cells and white blood cells in a body fluid.
Instructions:
1. Click the area that says "Click here to count" and use the 1 and 3 keys to tally RBCs and TNCs, respectively.
OR
Click/Tap the corresponding squares to tally.
(The "Add" button displays the current mode and can be toggled to "Subtract")
2. Enter Squares Counted and Dilution Factor in the appropriate fields
3. Click "Done" on both sides to see final RBC and TNC counts
N.B. This tool flags when side-to-side counts exceed ±20% difference (or ±5 cells for counts <10)
OR
Click/Tap the corresponding squares to tally.
(The "Add" button displays the current mode and can be toggled to "Subtract")
2. Enter Squares Counted and Dilution Factor in the appropriate fields
3. Click "Done" on both sides to see final RBC and TNC counts
N.B. This tool flags when side-to-side counts exceed ±20% difference (or ±5 cells for counts <10)
Final RBC Count:
0
Final TNC Count:
0
Counts are too far apart!
RBC Settings:
Side 1
Side 2
Side 1 Preliminary calculation:
RBC Count:
0
TNC Count:
0
Side 2 Preliminary calculation:
RBC Count:
0
TNC Count:
0
RBC Count =
(RBC Average) x (dilution) x 10
(# of Squares Counted)
=
() x () x 10
()
≈
TNC Count =
(TNC Average) x (dilution) x 10
(# of Squares Counted)
=
() x () x 10
()
≈
Notice: CellCounter is intended to be used as a visual tallying aid for manual cell counting. Any calculations displayed by the tool are provided for informational and confirmatory purposes only and must be independently verified in accordance with institutional SOPs prior to result reporting.