Stress Condition

Reaction Time/Conditions

Purity Angle

Purity Threshold

% Deg

Control Sample-1

NA

0.055

0.290

NA

Control Sample-2

0.050

0.282

Acid Degradation

5.0 mL of 1N HCl/80˚C/2 hour

0.060

0.292

15

Base Degradation

5.0 mL of 0.1N NaOH/RT/30 minutes

0.057

0.281

33

Oxidation

5.0 mL of 3%H₂O₂/80˚C/4 hours

0.075

0.322

1

Thermal

Thermal/80˚C/4 hours (Use water bath)

0.045

0.280

1

UV Light

UV Light/24 hours

0.064

0.308

0

Spiked Sample

NA

0.098

0.331

NA