Microbac Laboratories, Inc.

Agrochemical Pesticide Residues Testing


The Agrochemical Sciences Department at Microbac Laboratories offers research and testing services related to pesticide residues for the agrochemical, agricultural, and food industries.


Microbac’s Wilson Division is an FDA registered facility operating under an ISO 17025:2005 accredited (A2LA) scope of work specific to pesticide residues analysis. 

Screening - USDA “List”

The USDA no longer maintains an active pesticide screening requirement.  Microbac performs the list as contained in an USDA memoranda and in direct correspondence.  Customization of the list to meet customer requirements is available.


The Cooperation Centre for Scientific Research Relative to Tobacco (CORESTA) maintains Agrochemical Guidance Residues Levels Agrochemical Guidance Residue Levels (GRLs, CORESTA Guide N° 1) and conducts regular proficiency studies across independent and manufacturers’ laboratories.  Microbac participates in each of the studies and offers the complete list of pesticide residues per the CORESTA Guide.


  • Gas chromatography (MSD, FID, ECD, NPD, FPD, TCD, PID, Antek, and Hall detectors)
  • HPLC (UV/VIS, fluorescence, refractive index and beta-particle detectors)
  • Ion chromatography (conductivity, PAD)
  • LC/MS/MS
  • Environmental chambers to accommodate many different storage conditions

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