Table 8: Results of physical tests applied.

Formulations Thickness
(mm)
Diameter
(mm)
Hardness
(kg/cm2)
Friability
(%)
Diltiazem Hydrochloride and Ethocel 45Premium 2.6 ±0.06mm 8.0 mm 6.5±0.05 0.08%±0.18
Diltiazem Hydrochloride and K100 LV Methocel 2.7 ±0.12mm -do- 6.98±0.13 0.16%±0.03
Diltiazem Hydrochloride and K15M EP Methocel Premium 2.8 ±0.07mm -do- 6.82±0.24 0.18%±0.06
Diltiazem Hydrochloride and Ethocel 45Premium with Co-excipient (Starch) 2.7 ±0.09mm -do- 6.79±0.09 0.21%±0.23
Diltiazem Hydrochloride and Ethocel 45Premium with Co-excipient (Na-CMC) 2.8 ±0.21mm -do- 6.86±0.018 0.23%±0.09
Diltiazem Hydrochloride and Ethocel 45Premium with Co-excipient (HPMC) 2.9 ±0.15mm -do- 7.0±0.02 0.19%±0.12