Particle

Performance Quality (PQ) Standards

Instrument Performance Qualification (PQ) Standards

Verify instrument accuracy between manufacturer calibrations and field service visits. PQ standards are available in single-size and multimodal formats, certified for concentration (#/mL) in polystyrene latex (PSL) spheres.

Regulatory Testing Standards

Specifically designed to meet lot release and regulatory chapter requirements, including:
USP<729> USP<787> USP<789>

Challenge Sets

Gillson Sciences has set the standard in manufacturing challenge sets for visual inspection. Our kits are trusted by injectable pharmaceutical manufacturers and professional organizations nationwide to train and qualify:

  • Human inspectors
  • Semi-automated inspection systems
  • Fully automated inspection machines

We bring expertise in every container configuration, supporting feasibility testing, new product designs, and the development of inspection methods tailored to unique requirements.

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Particle Size, Count &
Zeta Potential

Powder
Characterization

Certified Reference Materials
Particle Size Standard & Count Control System Suitability Standards

Surface Analysis &
Tribology

Visual Inspection &
Contamination Control

Method Validation &
Forensics

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