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Analytical Testing Services

Seven Star is your reliable partner in CMC/solid-state chemistry research, crystallization process development, pre-formulation studies, and formulation development studies. We also provide a wide range of routine and focused analytical testing services, ensuring prompt delivery of results without compromising on quality.

We offer the following tests:

X-ray Powder Diffraction (XRPD)

X-ray Powder Diffraction (XRPD) with humidity and temperature control experiments

Structure elucidation by Single Crystal X-ray Diffraction methods (SCXRD)

Differential Scanning Calorimetry (DSC)

Modulated Differential Scanning Calorimetry (mDSC)

Thermogravimetric analyses (TGA)

Dynamic Vapor Sorption (DVS)

pKa and log P / log D measurements of a given molecule

Polarized Light Microscopy (PLM)

Melting point determinations with video recording

Hot Stage Polarized Light Microscopy (HS-PLM)

Karl Fischer Titration (KFT)

Particle Size Distribution (PSD)

Fourier-transform infrared (FTIR) spectroscopy

Raman Spectroscopy

UV Spectroscopy

High-performance liquid chromatography (HPLC)

Ultra-performance liquid chromatography (UPLC)

Ultra-high-performance liquid chromatography (UHPLC)

Liquid chromatography–mass spectrometry (LC–MS)

Powder density determination by helium gas pycnometer

Powder characterization by using FT4 powder rheometer

Dissolution testing with/without fiber optic probe

Tableting/ tablet disintegration/tablet hardness testing/tablet friability determinations

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