SAM #HPF-2026-134655

FDA Solicitation for Dynamic Light Scattering Instrument System and Accessories

The U.S. Food and Drug Administration (FDA), Human Foods Program, Office of Chemistry and Toxicology, Division of Analytical Chemistry, is seeking to procure a comprehensive Dynamic Light Scattering (DLS) instrument system for nanoparticle characterization in food products. - Government Buyer: - U.S. Food and Drug Administration (FDA) - Human Foods Program, Office of Chemistry and Toxicology, Division of Analytical Chemistry - Products and Services Requested: - One Dynamic Light Scattering (DLS) particle size and zeta-potential analyzer - Capable of measuring particle size, size distribution, zeta potential, electrophoretic mobility, concentration, refractive index, sedimentation, transmittance, molecular weight, and microrheology - Must include a 671 nm laser, temperature control, and software licensing - One automated titration accessory (autotitrator) compatible with the analyzer - Equipped with three high-precision titration pumps and a magnetic stirrer for automatic acid-base titration and isoelectric point (IEP) determination - On-site installation and familiarization training for up to four operators - One-day training covering operation, maintenance, safety, troubleshooting, and method setup - Standard three-year warranty - Service by manufacturer-trained engineers, access to technical updates, and preventive maintenance - Unique or Notable Requirements: - Delivery and installation required within 60 days of award at the FDA facility in College Park, MD - On-site training to be completed within 30 days after installation and acceptance - Instrument must be suitable for characterizing nano-sized particles (1–1000 nm), including microplastics and nanoplastics in food matrices - No specific OEMs or vendors are named in the solicitation - The procurement emphasizes advanced technical capabilities and comprehensive support

Description

The U.S. Food and Drug Administration (FDA), Human Foods Program, Office of Chemistry and Toxicology, Division of Analytical Chemistry, requires one (1) Dynamic Light Scattering (DLS) instrument system to measure particle size, particle size distribution, zeta potential, electrophoretic mobility, concentration, refractive index, sedimentation, transmittance, molecular weight, and microrheology of dispersed particles and molecules. The instrument will characterize nano-sized (approximately 1–1000 nm) particles in color and food additives and will support broader analysis of food products that may contain engineered or incidental nanomaterials, including the detection and characterization of microplastics and nanoplastics in food matrices.

View original listing