Standard Curve Calculator
Create calibration curves and calculate unknown concentrations from linear regression.
Standard Data
Format: concentration, absorbance/signal
Linear Regression
y = mx + b
m = slope, b = y-intercept
Unknown Concentration
33.690
R = 0.9997
Regression Statistics
Equationy = 0.0121x + 0.0429
Slope (m)0.012085
Y-Intercept (b)0.042868
R (correlation)0.999853
Standard Error0.009562
Data Points5
Sensitivity Limits
LOD (3 sigma)2.374
LOQ (10 sigma)7.913
Dynamic Range0 - 100
Residuals
| Conc | Actual | Predicted | Residual |
|---|---|---|---|
| 0 | 0.0500 | 0.0429 | 0.0071 |
| 10 | 0.1500 | 0.1637 | -0.0137 |
| 25 | 0.3500 | 0.3450 | 0.0050 |
| 50 | 0.6500 | 0.6471 | 0.0029 |
| 100 | 1.2500 | 1.2513 | -0.0013 |