Solubility Enhancement of a Poorly Water-Soluble Drug Using Hydrotropy and Mixed Hydrotropy-Based Solid Dispersion Techniques

Table 2

The instruments with their models/companies.

No.	Instruments	Model/company
1	UV-visible spectrophotometer	6850, Jenway.
2	Tablet dissolution tester	HM L-TT-DS61, Phaemachine, China.
3	Magnetic hot plate and stirrer	US151, Stuart, UK.
4	Digital pH meter	pH700, EUTECH, Singapore.
5	Electronic analytical balances	AZ, Sartorius, Germany.
6	Scanning electron microscope (SEM)	GeminiSEM 300, ZEISS, Europe.
7	Hot air oven	100–800, Memmert, Germany.
8	Rotary evaporator machine	RE300, Stuart, UK.
9	Freeze dryer machine	HM L-L-Y-TP8 freeze dryer, China.
10	Digital melting point apparatus	IA9000, Electrothermal, USA.
11	Fourier transform infrared (FTIR)	FT/IR-6800, JASCO, Japan.
12	Deferential scanning calorimetry (DSC)	DSC3, Mettler Toledo.
13	Shaking water bath	SBS40, Stuart, UK.
14	X-ray diffraction (XRD)	PANalytical/EMPYREAN.
15	Water distillation assembly	D Lab Tech, Korea.
16	Rotary evaporator bath	RE300OB, Stuart, UK.
17	Vacuum pump	RE3022C, Stuart, UK.