Cart
1. Select category 2. Choose calculator 3. Enter data 4. View results

Compute ECanything from EC50

This calculator computes EC80 or EC90 (etc.) from EC50. How?

1. Enter EC50

I will enter:
   EC50 as concentration. For 1nM, enter '1e-9'.
   log(EC50) as log(concentration, M). For 1nM, enter '-9'.

Value:

2. Enter slope factor (Hill slope)

Slope factor =     (If you don't know, enter '1.0'.)

3. Choose your desired EC

Calculate the EC    Enter '80' or '90' ... without the quotes.

4. View the results