haemocytometer + colorimeter Flashcards
1
Q
what is a haemocytometer?
A
A haemocytometer is a specialised slide that has a counting chamber with a known volume of liquid; it allows an estimation of the concentration of cells in a culture to be made.
2
Q
How do you calculate the percentage viability (haemocytometer equation)
A
live cell count
——————— = percentage viability
total cell count
3
Q
what does a colorimeter do?
A
A colorimeter measures the absorbance of specific wavelengths of light by a solution.
