Absorbance blank variation

The level of variation in the blank absorbance is within a narrow range(0.05-0.09) and is fluctuating at very low baseline levels. However, we cannot immediately assume that it is constant.


Figure 3: Variation in absorbance of the blank well over time at 28 ºC


Figure 4: Variation in absorbance of the blank well over time at 42 ºC