Microbiological Lab Testing

Founded in 1973, Biosan Laboratories has built a reputation for microbial testing with a staff of some of the industry’s most experienced microbiology lab professionals. Biosan provides highly-specialized microbiological laboratory testing services in such diverse areas as the following:

  • Antimicrobial Testing
  • Textiles
  • Metalworking Fluids
  • Plastics
  • Legionella Testing
  • Water Treatment
  • Bacterial Identification
  • Paints
  • Mycobacteria Testing
  • Adhesives
  • Coolants and Lubricants
  • Hydraulic Fracturing
  • Coliform Testing

Antimicrobial Testing

ASTM E 1428: Standard Test Method for Evaluating the Performance of Antimicrobials in or on Polymeric Solids Against Staining by Streptoverticillium reticulum
ASTM E2149: Standard Test Method for Determining the Antimicrobial Activity of Immobilized Antimicrobial Agents Under Dynamic Contact Conditions
ASTM G21: Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi
AATCC 100: Test Method for Antibacterial Finishes on Textile Materials
AATCC 147: Antibacterial Activity Assessment of Textile Materials: Parallel Streak Method
JIS Z 2801: Antimicrobial Products-Test for Antimicrobial Activity and Efficacy
ISO 22196: Plastics – Measurement of Antibacterial Activity on Plastics Surfaces
ASTM E 2275: Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance

Environmental Microbiology

Aerobic bacteria plate count
Anaerobic bacteria plate count
Fungal plate count

Legionella analysis (Standard Methods for the Examination of Water and Wastewater, 9260J)

Bacterial Identification
Total Coliform + E.coli by Colitag
Total Coliform by Membrane Filtration
Fecal Coliform (which includes E. coli) by Membrane Filtration
Sulfate Reducing Bacteria Count

Metalworking Fluid Microbiology

ASTM D3946: Standard Test Method for Evaluating the Bacteria Resistance of Water-Dilutable Metal Working Fluids
ASTM E686: Standard Method for Evaluation of Antimicrobial Agents in Aqueous Metal Working Fluids
Mycobacteria Challenge Testing for Metal Working Fluids
ASTM E 2275: Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance

ASTM Testing

ASTM D3946: Standard Test Method for Evaluating the Bacteria Resistance of Water-Dilutable Metal Working Fluids
ASTM E2149: Standard Test Method for Determining the Antimicrobial Activity of Immobilized Antimicrobial Agents Under Dynamic Contact Conditions
ASTM E 2275:Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance
ASTM G21: Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi

AATCC Antimicrobial Testing

AATCC 30: Antifungal Activity, Assessment on Textile Materials
AATCC 100: Antibacterial Finishes on Textile Materials: Assessment of
AATCC 147: Antibacterial Activity Assessment of Textile Materials: Parallel Streak Method

ISO Testing

ISO 22196: Plastics – Measurement of Antibacterial Activity on Plastics Surfaces

Laboratory Certifications

EPA/State of Michigan DEQ (ID #9972)

CDC Environmental Legionella Isolation Techniques Evaluation (ELITE) Certification