Pharmaceutical Testing

DRA has complete in house facility to execute various tests related to drugs and pharmaceuticals.

Types of products analysed at DRA:

Raw Materials

Pharmacopial and non – pharmacopial salts

Finished products

  • Tablets (Coated and Uncoated)
  • Capsules (soft and hard gelatine)
  • Powders (Eg. ORS powders)
  • Creams
  • Ointments/ Gum paints
  • Gels
  • Pastes
  • Disinfectants
  • Detergents
  • Mouth wash
  • Injections (Dry and liquid)
  • Ears/ Eye Drops
  • Syrups
  • Oral Suspensions

The general method that we use for pharmaceutical products include Physical, Chemical, Instrumental & Microbiological

The parameters tested include:

Raw Materials

  • Appearance
  • Solubility
  • Clarity & Color of solution
  • LOD
  • Water by KF
  • pH/ acidity/ alkalinity
  • Sulphated ash/ residue on ignition/ loss on ignition
  • Melting point/ Boiling point
  • Boiling range
  • Optical rotation
  • Density/ specific gravity at 25 C
  • Gravimetric assay
  • Congealing range
  • Freezing point
  • Jelly strength
  • Peroxide value
  • Refractive index
  • Acid value
  • Iodine value
  • Hydroxyl value
  • Saponification value
  • Pepsin
  • Papain
  • Fungal diastase
  • K value
  • Crystallinity
  • Flame photometer
  • Ether soluble substances
  • Degree of substitution
  • Fat content
  • Total residue
  • Total dye content
  • Degree of polymerization
  • Protein content
  • Carbohydrate content
  • Energy value
  • Identification (by IR, HPLC, UV, GC, TLC, Chemically)
  • Limit test (Arsenic, Chloride, heavy metals, iron, lead, sulphate)
  • Viscosity
  • Assay (Titration, HPLC, GC, AAS, etc)
  • Related substances

Finished Products

  • Disintegration test
  • Dissolution rate test (HPLC, AAS, GC)
  • Uniformity of weight/ mass/ volume/ fill
  • Uniformity of content
  • Friability test
  • Hardness test
  • pH/ acidity/ alkalinity
  • Density
  • Pepsin
  • Papain
  • Fungal diabase
  • Assay as per IP/ BP/ USP (HPLC, GC, UV, FTIR)
  • Related substances (HPLC, GC)
  • Residual solvents (by GC)