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:

                                       Microbiology Laboratory Testing Services:

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 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 100: Antibacterial Finishes on Textile Materials: Assessment of
AATCC 147: Antibacterial Activity Assessment of Textile Materials: Parallel Streak Method
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)

Biocide and Preservative Efficacy Testing:
ASTM E 2275: Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance
Minimal 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
Microbial Identification (bacteria and fungi)
Microscopic Examination of Unknown Substances
ASTM D932: Standard Test Method for Iron Bacteria in Water and Water-Formed Deposits
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 by Membrane Filtration
Iron Bacteria (Sphaerotilus, Gallionella, Crenothrix) Microscopic Evaluation
Sulfate Reducing Bacteria Count
Air Sampling, Bacterial Count (Colony Forming Units/Cubic Meter)
Air Sampling, Fungal Count (Colony Forming Units/Cubic Meter)

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 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)
Acid-Fast Stain for Identification of Mycobacterium
Mycobacterium Culture and Enumeration
Acid-Fast Stain for Identification of Mycobacterium + Mycobacterium Culture and Enumeration

Water Microbiology:
ASTM D932: Standard Test Method for Iron Bacteria in Water and Water-Formed Deposits
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 by Membrane Filtration
Iron Bacteria (Sphaerotilus, Gallionella, Crenothrix) Microscopic Evaluation
Legionella Testing: Legionella pneumophila Quantitative and Confirmation by Latex Agglutination
Sulfate Reducing Bacteria Count

Corrosion Microbiology:
ASTM D932: Standard Test Method for Iron Bacteria in Water and Water-Formed Deposits
Desulfovibrio desulfuricans Count and Presumptive Identification
Nitrate Reducing Bacteria Count
Acid Producing Bacteria Count
 

ASTM
ASTM C1338: Standard Test Method for Determing Fungi Resistance of Insulation Materials and Facings
ASTM D932: Standard Test Method for Iron Bacteria in Water and Water-Formed Deposits
ASTM D2020: Standard Test Methods for Mildew (Fungus) Resistance of Paper and Paperboard
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 D5589: Standard Test Method for Determining the Resistance of Paint Films and Related Coatings to Algal Defacement
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 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

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 Antimicrobial Testing
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

Laboratory Certifications
Biosan Laboratories is designated as a certified laboratory by EPA/State of Michigan DEQ (ID #9972)	CDC Environmental Legionella Isolation Techniques Evaluation (ELITE) Certification