The second measurement was taken because the endpoint, after the tablet and the particles had disintegrated completely (DT = disintegration). These values were being recorded for different fillers (Mal = maltose; Guy = mannitol; Lac = lactose; Dex = dextrates; Man/Adi = mannitol/adipic acid) and were being plotted from the https://byd15926.bloguerosa.com/29596295/considerations-to-know-about-acetylcysteine-effervescent-tablets