Microbiological Laboratory Testing

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

 
Textiles
 
Metalworking Fluids
Plastics
 
Water Treatment
 
Bacterial and Fungal Identification
Paints
 
Mycobacteria Testing
Adhesives
 
Coolants and Lubricants
Hydraulic Fracturing
 
Biocide Efficacy Testing
Coliform Testing
     
 

microbiology labAntimicrobial 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 E2180: Standard Test Method for Determining the Activity of Incorporated Antimicrobial Agents in Polymeric or Hydrophobic Materials
ASTM E2471: Standard Test Method for Using Seeded Agar for the Screening Assessment of Antimicrobial Activity in Carpets.
ASTM E2722: Standard Test Method for Using Seeded Agar for the Screening Assessment of Antimicrobial Activity in Fabric and Air Filter Media
ASTM G21: Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi
AATCC 30: Antifungal Activity, Assessment on Textile Materials
AATCC 90: Antibacterial Activity Assessment of Textile Materials: Agar Plate Method
AATCC 147: Antibacterial Activity Assessment of Textile Materials: Parallel Streak Method
CFFA 120: Mildew Resistance
CFFA 121: Pink Stain
CFFA 300:Bacterial Resistance
JIS L 1902: Testing for Antibacterial Activity and Efficacy on Textile Products
JIS Z 2801: Antimicrobial Products-Test for Antimicrobial Activity and Efficacy
ISO 846: Plastics-Evaluation of the Action of Microorganisms
ISO 16869: Assessment of the Effectiveness of Fungistatic Compounds in Plastics Formulations,
ISO 20743: Textiles-Determination of Antibacterial Activity of Antibacterial Finished Products
ISO 22196: Plastics - Measurement of Antibacterial Activity on Plastics Surfaces
Minimal Inhibitory Concentration (MIC)
Zone of Inhibition (Kirby Bauer)

AATCC microbiology labBiocide and Preservative Efficacy Testing
ASTM E 2275: Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance
NACE TM0194: Field Monitoring of Bacterial Growth in Oil and Gas Systems
Minimum Inhibitory Concentration (MIC)
Custom suspension tests and biofilm tests using aerobic or anaerobic test organisms

Environmental Microbiology
Aerobic plate count
Anaerobic plate count
Fungal Plate Count
Legionella Testing: Legionella pneumophila Quantitative and Confirmation by Latex Agglutination
MRSA Count
Microbiological Identification (Bacteria and Fungi)
Total Aerobic Viable Count in Low Count or Treated Process Water by Membrane Filtration
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
mycobacteria metalworking fluid coolantASTM E 2275: Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance
ASTM E 2563: Standard Test Method for Enumeration of Non-Tuberculosis Mycobacteria in Aqueous Metalworking Fluid by Plate Count Method
ASTM E 2564: Standard Test Method for Enumeration of Mycobacteria in Metalworking Fluid by Direct Microscopic Counting (DMC)
 

Water Microbiology
Total Coliform + E.coli by Colitag
Total Coliform by Membrane Filtration
Fecal Coliform (which includes E. coli) by Membrane Filtration
Legionella Testing: Legionella pneumophila Quantitative and Confirmation by Latex Agglutination
ISO 11731 Water quality - Detection and enumeration of Legionella
Sulfate Reducing Bacteria Count

ASTM
ASTM D2574: Standard Test Method for Resistance of Emulsion Paints in the Container to Attack by Microorganisms
ASTM D3946: Standard Test Method for Evaluating the Bacteria Resistance of Water-Dilutable Metal Working Fluids
ASTM D4300: Standard Test Method for Ability of Adhesive Films to Support or Resist the Growth of Fungi
ASTM D4783: Standard Test Methods Resistance of Adhesive Preparations in Container to Attack by Bacteria, Yeast, and Fungi
ASTM D5590: Standard Test Method for Determining the Resistance of Paint Films and Related Coatings to Fungal Defacement by Accelerated Four-Week Agar Plate Assay: Potato Dextrose or Malt Agar and Nutrient-Salts Agar
ASTM E645: Standard Test Method for Efficacy of Microbicides Used in Cooling Systems (includes six biocide levels and two time points
ASTM E686: Standard Method for Evaluation of Antimicrobial Agents in Aqueous Metal Working Fluids
ASTM E723: Standard Practice for Evaluation of Antimicrobials as Preservatives for Aqueous-Based Products Used in the Paper Industry
ASTM E875: Standard Test Method for Efficacy of Fungal Control Agents as Preservatives for Aqueous-Based Products Used in the Paper Industry
ASTM E979: Standard Practice for Evaluation of Antimicrobial Agents as Preservatives for Inver Emulsion and Other Water Containing Hydraulic Fluids
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 E2180: Standard Test Method for Determining the Activity of Incorporated Antimicrobial Agents in Polymeric or Hydrophobic Materials
ASTM E 2275:Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance
ASTM E2471: Standard Test Method for Using Seeded Agar for the Screening Assessment of Antimicrobial Activity in Carpets
ASTM E2722: Standard Test Method for Using Seeded Agar for the Screening Assessment of Antimicrobial Activity in Fabric and Air Filter Media
ASTM E 2563: Standard Test Method for Enumeration of Non-Tuberculosis Mycobacteria in Aqueous Metalworking Fluid by Plate Count Method
ASTM E 2564: Standard Test Method for Enumeration of Mycobacteria in Metalworking Fluid by Direct Microscopic Counting (DMC)
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
AATCC 174: Antimicrobial Activity Assessment of Carpets

ANSI Antimicrobial Testing
ANSI A118.10, Section 4.1: Fungus and Microorganism Resistance
ANSI A118.12, Section 4.1, Fungus and Microorganism Resistance
ANSI A136.1, Section 6.4: Test for Mold Growth

JIS Antimicrobial Testing
JIS L 1902: Testing for Antibacterial Activity and Efficacy on Textile Products
JIS Z 2801: Antimicrobial Products-Test for Antimicrobial Activity and Efficacy

ISO Testing
ISO 846: Plastics - Evaluation of the Action of Microorganisms
ISO 11731 Water quality - Detection and enumeration of Legionella
ISO 16869: Assessment of the Effectiveness of Fungistatic Compounds in Plastics Formulations,
ISO 20743: Textiles-Determination of Antibacterial Activity of Antibacterial Finished Products
ISO 22196: Plastics - Measurement of Antibacterial Activity on Plastics Surfaces

Laboratory Certifications

EPA/State of Michigan DEQ (ID #9972)

New York State Department of Health ELAP Certification for Legionella (ID #12061)

CDC Environmental Legionella
Isolation Techniques Evaluation
(ELITE) Certification

Legionella CDC ELITE certified lab