Pharmaceutical and Cosmetics Preservative Effectiveness Testing Services

USP Testing and High Pressure Liquid Chromatography Testing

Microbiological Limits USP <61>, <62>

  • Total Aerobic Microbial Count
  • Salmonella & Escherichia Coli
  • Staphylococcus aureus
  • Pseudomonas aeruginosa
  • Total Combined Mold & Yeast

Preservative Effectiveness Testing USP <51>

  • Escherichia Coli
  • Staphylococcus aureus
  • Pseudomonas aeruginosa
  • Candida Albicans
  • Aspergillus Niger

Stability Studies

  • USP Chemical Analyses
  • High Pressure Liquid Chromatography (HPLC)
  • Chemical Analyses

Pharmaceutical Potency Verification – USP NF

  • Botanical and Nutritional Supplement Analysis
  • Sunscreen SPF Testing and Verification
  • Complete High Pressure Liquid Chromatography (HPLC)
  • Gas Chromatography (GC) Analyses

To get started with Kappa Laboratories Testing Services, send an e-mail to the laboratory ( with the following details:

  1. Description of the compound to be analyzed.
  2. Description of matrix to be analyzed.
  3. Determination of methods to be employed.
  4. Number of samples and number of analytes to be determined.