FTIR (Fourier Transform InfraRed Spectroscopy)

MS (Mass Spectrometry)

XRD (X Ray Diffraction)

DSC (Differential Scanning Calorimetry)

UV-Vis Spectroscopy

Element (CHNS)

XRF (X-ray fluorescence Spectrometry)

XPS (X-ray photoelectron Spectroscopy)

Loss on Drying or Water content

Specific Optical Rotation

Dissolution study

Validation (Assay, Related sub, Method)

TGA (Thermo Gravimetric Analysis)

Particle Size

Zeta Potential

GCMS (Gas chromatography–mass spectrometry)

LCMS (Liquid chromatography–mass spectrometry)

GC (Purity by general method) (Purity with standard)

Purity by General method

Purity by API method (Blank + Sample)

Purity with standard

Assay with RSD for five injections of std and sample duplicate (for APIs)

Related substances for APIs

H NMR

C13 NMR

SEM (Scanning Electron Microscopy)

TEM (Transmission Electron Microscopy)

AFM (Atomic Force Microscopy)