Sample

Correlation of center and
slope spectra

r (s, m)

r (m, e)

PCM

0.991

0.998

PCM tablet formulation A

0.997

0.997

PCM tablet formulation B

0.995

0.996

DOM

0.998

0.995

DOM tablet formulation A

0.996

0.996

DOM tablet formulation B

0.996

0.995

TMD

0.995

0.998

TMD tablet formulation A

0.996

0.997

TMD tablet formulation B

0.998

0.996

Table 1: Peak purity correlation results of pcm, dom and tmd in two formulations at peak start, middle and end.