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5-Batch Analysis for Pesticide Registration

The Analytical Chemistry Laboratory at Southwest Research Institute has provided over 30 years of Good Laboratory Practice (GLP) testing services to worldwide clients for pesticide and agrochemical registration.

SwRI offers testing services in accordance with U.S. EPA Series 830 Product Property Test Guidelines. Our GLP 5-batch analysis services are performed under Series 830 Group A, while our physical and chemical properties testing falls under Series 830 Group B. Testing is in accordance with 40 CFR part 160.

5-Batch Analysis & Pesticide Properties Testing

Contact Alice Yau or call +1 210 522 5042 to inquire about services and instrumentation.

GLP 5-Batch Analysis for Product Identity & Composition (830 Group A)

  • Active ingredient purity
  • Significant impurities at or above 0.1%
  • Relevant impurities based on specification level
  • Moisture content
  • Residual solvents
  • 17 Dioxins/Furans impurities at parts per trillion (ppt) level
  • Method validation according to EU SANCO/3030/99 rev.5 (March 2019) guidelines upon request
  • Identity confirmation by NMR, FTIR, 3-D spectra in HPLC-UV, LC/MS and GC/MS

Physical & Chemical Properties Test (830 Group B)

SwRI performs 5-batch analysis in accordance with U.S. EPA Series 830.

  • Color, physical state, odor
  • Stability to Normal and Elevated Temperatures, Metals and Metal Ions
  • Redox chemical incompatibility
  • Flammability
  • Accelerated storage stability and corrosion characteristics
  • pH
  • UV/visible absorption
  • Viscosity
  • Melting point
  • Boiling point
  • Density and bulk density
  • Dissociation constants in water
  • Particle Size
  • Octanol/water partition coefficient
  • Water solubility
  • Vapor pressure

Instrumentation Services

SwRI’s instrumentation for GLP 5-batch analysis includes a triple quadrupole (QQQ) mass spectrometer (TQMS) with an ultra-high performance liquid chromatography (UHPLC) separation module.

  • Fourier-transform infrared spectroscopy (FTIR)
  • Gas chromatography mass spectrometry (GC/MS)
  • High-performance liquid chromatography-photodiode array detector (HPLC-PDA)
  • Liquid Chromatography Mass Spectrometry (LC/MS)
  • Nuclear Magnetic Resonance (NMR)

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