INSTRUMENTATION

Cornerstone Laboratories, LLC uses only the most state-of-the-art instrumentation to provide the most accurate and timely results for our clients.

GC-FID  |  GC-ECD  |  GC-MS Headspace  |  GC-MS  |  HPLC-UV and FLD  |  ICP-OES   |  Spectrophotometer  |  Buck Mercury Analyzer  |  Karl Fischer   |  Pensky Martin  |  Amino Acid Analyzer

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GC/MS

Gas Chromatography with Mass Spectroscopy Detection. This instrumentation gives Cornerstone the capability to do direct injection and headspace determinations for a vast array of organic compounds. This along with a 640,000 compound NIST library gives Cornerstone the capability to investigate unknown substances and perform confirmations with Mass Spectra.

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HPLC/UV/FLD

High Performance Liquid Chromatography with UV/Visible and Fluorescence Detection. This instrumentation gives Cornerstone the capability to analyze a wide range of water soluble compounds and complexes including vitamins and compounds found in nutritional supplements.

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ICP

Inductively Coupled Plasma Spectroscopy. This instrumentation gives Cornerstone the capability to analyze a wide range of minerals and heavy metals in a wide variety of matrices including food, cosmetics, nutritional supplements, pet products, soil and water.

AREAS OF EXPERTISE

 

ENVIRONMENTAL TESTING
Including: Oil, water, waste water, hazardous waste characterization, pesticide testing, herbicide testing and aqua ammonia testing.

NUTRITIONAL TESTING
Including: Fat soluble vitamins, water soluble vitamins, Omega 3,6 and 9 fatty acids, cholesterol, sugars, fatty acid profiles, amino acids, contaminant testing, proximate testing and supplements testing.

COSMETIC TESTING
Including: OTC’s such as creams, lotions, wipes, hair care products, conditioners. contaminants such as heavy metals, phthalates etc.

OTHER SERVICES
Method Development and Validation
USP Monograph Verification Testing
Pet Product Testing
Heavy Metals Testing

contact us

contact information

  • Monday - Friday: 8:00 AM to 4:00 PM
  • Address: 1775 Moriah Woods Blvd., Ste. 12 Memphis, TN 38117
  • Phone: (901) 398-4001

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