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Laboratory Services

Our expertise and experience can give you confidence in the laboratory services you require for materials, products or packaging.

Quality control

You can use Douglas Quality Control Laboratories either as your QC laboratory or as an independent check for your in-house results. Our systems ensure adherence to quality agreements and we have a well-established training programme that supports the efficiency of our laboratory team.

Raw materials testing

  • Monograph testing of API (Active Pharmaceutical Ingredient) and excipients to Pharmacopoeia standard methods including USP (United States Pharmacopoeia), BP (British Pharmacopoeia), Ph. Eur (European Pharmacopoeia)
  • Residual solvents
  • Purity and impurity testing
  • Moisture identification, pH, specific optical rotation, and density

Product and intermediate testing

  • Monograph tests – analysis of formulated products for a wide variety of actives
  • Limit tests – muffle furnace
  • Dissolution/disintegration studies
  • Apparatus for capsule/tablet dissolution studies (baskets and paddles; single point and profiles)

Method development/methods qualification and validation

We can modify, validate or develop analytical methods to meet the requirements of precision, accuracy and efficiency.

  • Methods based on HPLC (High Performance Liquid Chromatography), UHPLC (Ultra High Performance Liquid Chromatography), GC (Gas Chromatography)
  • Tech and method transfer of any developed methods to your own laboratories