Certified Laboratories Services
Your lab testing partner should operate as an extension of your business, meeting your standards for quality and compliance. Certified Laboratories provides consistent, compliant testing services backed by a robust Quality Management System, adherence to Good Laboratory Practices, and ISO 17025 accreditation. Our lab services include analytical chemistry, microbiology, nutritional analysis, sterility testing, in-package stability testing, and more. Contact us to start your testing.





Industries Served
We support a broad range of regulated industries with validated methods tailored to diverse matrices. Industries we serve include…
Food & Beverage
- Meat & Poultry
- Egg Products
- Seafood/Shellfish
- Milk/Dairy
- RTE
- Processed Foods
- Nuts
- Spices/Ingredients
- Candy & Confectioners
- Bakery & Baked Goods
- Private Label
- Beverages
- Grains & Cereals
- Condiments/Dressings/Oils
- Fruit/Vegetables
- Pet Food
- Animal Feed
- Hospitality & Restaurant
- Catering
- Food Service
- FDA/Import Detention
Cosmetics
Personal Care Products
Over-the-Counter (OTC) Drug
Dietary Supplements
Natural Health Products (NHP)
Botanicals
Toys & Plastic Chemistry
Household Cleaners
Medical Devices
Certified Laboratories’ Analytical Chemistry Services
Our labs offer a full spectrum of validated methods for diverse analytical chemistry needs. Standard services include the following (contact us if you don’t see what you need):
Active Ingredients
Adulterants
Allergens/ELISA Testing
Amino Acids
Antibiotic Residuals
Antioxidants
Artificial Colors
ASTA Testing
Beta-Agonists
Caffeine
Carbohydrates, Sugars, and Sweeteners
Common Raw Materials Tests
Crude Analysis Panel & Minerals
Dietary Fiber
Dissolution and Disintegration
Excipients
Fat & Water-Soluble Vitamins
Fatty Acid Profile
Filth and Decomposition
Foreign Matter Identification
FTIR Scan
GMOs
Heavy Metals
Histamines
ICP-MS – Trace Heavy Metals
ICP-OES – Quantitative Metals
Identification and Quantification of Elemental Impurities
Moisture
Mycotoxins
Nutritional Analysis and Labels
OTC-Specific Monographs
Pesticides & PCBs
pH
Preservatives and Additives
Proximate Analysis
Pungency – Scoville Heat
Rancidity
Raw Materials, In-Process, and Finished OTC Products
Residual Solvents
Salt
Solubility/Insolubility
SPF Determination
Specialized Assay Testing
Titratable Acidity
Viscosity
Water Activity Testing

Certifications & Accreditations
Our testing labs are ISO 17025-accredited and follow a robust Quality Management System. Multiple locations also hold DEA registration, USDA approval, GLP adherence, and other relevant credentials.
Certified Laboratories’ Microbiology Services
With validated methods and rapid-testing platforms, we deliver reliable microbiological analysis for qualitative and quantitative requirements. Standard offerings include the following (contact us if you don’t see what you need):
Aerobic/Anaerobic Plate Counts
Aloe Vera Testing
Antibacterial
Antifungal
Antimicrobial
Bacillus cereus
Bacteria Counts
Campylobacter spp.
Challenge Studies
Clostridium perfringens
Coliform Counts (Total, Fecal)
Cronobacter sakazakii
Enrichment
Enterobacteriaceae Count
Escherichia coli O157:H7
Gas-Forming Anaerobes
Generic Escherichia coli Count
Heat-Resistant Mold Count
Heterofermentative Lactic Acid Bacteria Count
Heterotrophic Plate Count
Kill Rate
Lactic Acid Bacteria Count
Listeria monocytogenes
Listeria spp.
Mesophilic Aerobic/Anaerobic
Microbial ID
Microbial toxins
Mold Testing
Osmophilic Yeast & Mold Count
Preservative Challenge
Preservative Design
Preservative Efficacy (PET)
Probiotics
Product Safety
Proteolytic Bacteria Count
Pseudomonas aeruginosa
Pseudomonas spp.
Psychrotrophic Plate Count
Rapid Coliform Count
Rapid Aerobic Plate Count
Rapid Yeast and Mold Count
Salmonella spp.
Shigella spp.
Spore Counts
Staphylococcus aureus
Streptococcus spp. Counts (Total, Fecal)
Sulfide Reducing Spore Formers
Thermophilic Aerobic/Anaerobic
Thermophilic Aerobic/Anaerobic Spore Counts
“Top 6” Non-O157:H7 Escherichia coli (STEC)
Total Aerobic Plate Count
Total Yeast and Mold Count
USP <60/61/62>
USP <71> Sterility Testing
USP <2021/2022>
Vibrio spp.
Water Testing
Yersinia enterocolitica
Yeast and Mold Counts
Certified Laboratories Contract Research Services
In addition to routine testing of raw materials, in-process, and finished products, our scientists design and conduct contract research projects for a variety of products. The data provided supports R&D, helps optimize formulations, and promotes quality to protect your brand. Standard services include…
Shelf-Life Studies
Challenge Studies
Process Validation
In-Package Stability Testing
Microbial Strain Typing
Method Validation/Verification
Certified Laboratories’ FDA DWPE Sampling & Testing Services
With labs around the United States, we specialize in FDA Detention Without Physical Examination (DWPE) sampling and testing to help get detained shipments released quickly.
FDA-accepted sampling and testing methods
Several former FDA personnel on our team
Nationwide coverage
40+ years experience in FDA DWPE sampling and testing
Certified Laboratories’ Organoleptic & Filth Testing
Our expertise in light, heavy, and macro filth analyses spans various product categories, such as spices, cocoa powder, dried fruits, coffee, and more. Our team also excels in organoleptic and sensory analysis, ensuring your products meet customer expectations. For detained seafood shipments, our FDA-trained analysts provide an industry-leading 5-day turnaround for decomposition analysis.
Start Your Lab Testing Now
Certified Laboratories offers the analytical chemistry, microbiology, contract research, and other lab services you need to safeguard your products. Contact us now to get started.