Microbiology Laboratory

Validation Labs Inc., A full service Contract Laboratory provides cost effective and fast Microbiology Laboratory Service, Analytical, and Bioanalytical Services for Pharmaceutical, Food, and Cosmetic Industry.

Our Microbiology Lab provides state of the art bacterial identification. VLI's Microbiology Department is capable of serological and subspecies identification.  VLI's Microbiology lab uses  RiboPrinting technique for bacterial and microbial identification.   We also provide contamination and source contamination identification.

VLI's Microbiology Lab also provides a full array of microbiological testing, identification of fungi, yeast, and mold.  

Validation Laboratories Inc. is a provider of microbiological testing for the Pharmaceutical, Personal Care, Cosmetics, Food , Disinfectant and many more industries.

Microbiology Services

• Genetic Identification of Bacteria Via RiboPrinter
• Contamination Study Determination
• Microbiological Contamination Source Investigation
• Microbial Identification
• Bacterial Sub-Species Identification

• Microbial Limit Test USP <61>
• Microbial Limit Testing for Cosmetics
• Total Aerobic Microbial Count
• Salmonella & Escherichia Coli
• Staphylococcus Aureus & Pseudomonas Aeruginosa
• Total Combined Mold & Yeast
• AET- Antimicrobial Effectiveness Testing USP <51> Or Preservative Effectiveness Testing
• Identification of Bacteria by RiboPrinter
• Escherichia Coli
• Staphylococcus Aureus
• Pseudomonas Aeruginosa
• Candida Albicans
• Aspergillus Niger
• Sterile - assay, impurities, pH, microbial, and sterility as well as process validation support for water systems.

General and Industrial Microbiology laboratory Testing

• Sterile - assay, impurities, pH, microbial, and sterility as well as process validation support for water systems.
• Microbial ID
• Sterility Testing
• Microbial Limits
• Bioburden Analysis
• Water Testing
• Microbial Identification
• Bacterial Endotoxin Test
• Method Development and Validation 
• Minimum Lethal Concentration
• Identification of Bacteria – Liquid Sample
• Identification of Fungi – Liquid Sample
• Microscopic Examination of Unknown Substances
• Minimal Inhibitory Concentration (MIC): Test Compound At Three Dose Levels, One Organism
• Aerobic Plate Count
• Anaerobic Plate Count
• Fungal Plate Count
• Acid-Fast Stain for Identification of Mycobacterium
• Mycobacterium Culture and Enumeration
• Acid-Fast Stain for Identification of Mycobacterium +  Mycobacterium Culture and Enumeration
• Minimum Biocide Concentration (MBC) for Mycobacterium: Three Time Points, One Organism
• Nitrifying Bacteria Count
• Endotoxin Evaluation

Food Microbiology Laboratory Testing

• Aerobic Plate Count – Total bacteria
• Yeast and Mold Count
• Coliforms – Total (MPN)
• Coliforms – Fecal (MPN)
• General Food Pathogen Screen
• E. coli
• E. coli O157:H7
• Listeria monocytogenes
• Salmonella sp.
• Shigella
• Clostridium perfringens
• Staphylococcus aureus
• Lactobacillus

Water Microbiology Laboratory Testing

• Heterotrophic Plate Count
• Total Aerobic Viable Count in Low Count or Treated Process Water (membrane filtration)
• Pseudomonas aeruginosa (membrane filtration)
• Total Coliform (MPN)
• Fecal Coliform (MPN)
• Total Coliform (membrane filtration)
• Fecal Coliform (membrane filtration)
• Fecal Streptococci (membrane filtration)
• Iron Bacteria (Sphaerotilus, Gallionella, Crenothrix) Microscopic Evaluation (ASTM D932)
• Legionella pneumophila Quantitative and Confirmation by Direct Fluorescent Antibody (DFA)
• Desulfovibrio desulfuricans Count and Presumptive Identification
• Total Algae Count by Microscopic Evaluation or Culture

Air Sampling and Air Microbiology Laboratory

• Air Sampling
• Sampling On-Site and Door-to-Door
• Bacterial Count (Colony Forming Units/Cubic Meter)
• Fungal Count (Colony Forming Units/Cubic Meter)

ASTM Microbiology Laboratory Testing

• Standard Specification for Cellulosic Fiber Loose-Fill Thermal Insulation-Fungi  Resistance: ASTM C739
• Standard Test Method for Determining Fungi Resistance of Insulation Materials and Facings: ASTM C1338
• Standard Test Methods for Mildew (Fungus) Resistance of Paper and Paperboard: ASTM
• Standard Test Method for Resistance of Emulsion Paints in the Container to Attack by Microorganisms: ASTM D2574D2020
• Standard Test Method for Resistance to Mold on the Surface of Interior Coatings in an Environmental Chamber: ASTM D3273
• Standard Test Method for Evaluating the Bacteria Resistance of Water-Dilutable Metal Working Fluids: ASTM D3946
• Standard Test Method for Ability of Adhesive Films to Support or Resist the Growth of Fungi: ASTM D4300
• Standard Test Methods Resistance of Adhesive Preparations in Container to Attack by Bacteria, Yeast, and Fungi: ASTM D4783
• 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 D5590
• Standard Test Method for Preservatives in Water Containing Cosmetics: ASTM E640
• Standard Test Method for Efficacy of Microbicides Used in Cooling Systems (Includes Six Biocide Levels and Two Time Points): ASTM E645
• Standard Method for Evaluation of Antimicrobial Agents in Aqueous Metal Working Fluids: ASTM E686
• Mycobacteria Challenge Test for Metal Working Fluids (15% disc. for 11+ samples)
• Standard Test Method for Evaluation of Antimicrobials in Liquid Fuels Boiling below 390^oC: ASTM E1259
• Standard Test Method for Determining Carcinogenic Potential of Virgin Base Oils in Metalworking Fluids: ASTM E 1687
• Standard Test Method for Determining the Antimicrobial Activity of Immobilized Antimicrobial Agents Under Dynamic Contact Conditions: ASTM E 2149
• Standard Test Method for Determining the Activity of Incorporated Antimicrobial Agents in Polymeric or Hydrophobic Materials: ASTM E2180
• Antimicrobial Products-Test for Antimicrobial Activity and Efficacy, JIS Z 2801 (Japanese Industrial Standard)
• Antibacterial Activity Assessment of Textile Materials: Parallel Streak Method, AATCC 147
• USP 51 Antimicrobial Effectiveness Testing
• Antibacterial Finishes on Textile Materials: Assessment of, AATCC 100
• Standard Practice for Determining Algal Resistance of Plastic Films: ASTM G29
• Standard Practice for Evaluating Water-Miscible Metalworking Fluid Bioresistance and Antimicrobial Pesticide Performance: ASTM E2275