labAs a leader in food safety and quality monitoring solutions, we know the importance of utilizing proven, methods-based laboratory procedures for the food, dairy and beverage industries.

Product Areas:

Lab Instruments
Labware
Sampling & General Laboratory Supplies
Microbiological Testing
Chemicals, Reagents & Test Kits

Hydrating 3M Petrifilm Plates

When preparing 3M™ Petrifilm™ for use in your environmental monitoring program there are different hydration methods to follow, depending on the test and the context in which it is used. For air or direct contact procedures where Aerobic Count, Col...

Listeria Prevention

What is Listeria? The Centers for Disease Control estimates "approximately 1600 illnesses and 260 deaths due to listeriosis [infection caused by listeria] occur annually in the United States." Even though responsible for fewer illnesses than oth...

Chloride Analyzer Instructional Videos

Chloride Analyzer Instructional Videos The Nelson-Jameson M926 Chloride Analyzer can be a vital tool in your "laboratory tool box" for precisely measuring chloride and salt content in a variety of foods and other products. Watch the videos below...

Diagnosing Foodborne Diseases

Confirming a Diagnosis of Foodborne Illness Both consumers and food industry interests benefit from being fully informed about the true nature of foodborne illnesses. The complex realities of foodborne illnesses demand that formal medical insight and...

pH Analysis Guidelines & Practices

Accurate pH analysis is critical in Food Processing areas and Laboratory settings. Small variances may impact food quality, safety, shelf-life, flavor and consistency. All pH electrodes should be calibrated to pH meters with fresh, unused calibration...

pH Electrode Conditioning

Many pH electrodes are shipped with the electrodes moist. Prior to using your electrode for the first time it needs to be conditioned. While it is always best to refer to the manufacturer instructions for proper electrode conditioning, below are three...

pH Electrode Tips

pH Electrode Tips for Successful Analysis Upon original receipt, inspect for damage in shipping or any visible defects. Initiate first use procedure per manufacturer's instructions. Perform a calibration, check electrode slope (if required), and continue...

pH Electrode Selection Guide

With hundreds of uses, selecting the right pH electrode can be a challenge. Use this helpful selection guide to be sure you are ordering the appropriate electrode for your application. Oakton/Pinnacle Electrodes Gel filled vs. Refillable Electrodes...

pH Testing Tips

Pick the right meter.  A pH meter with more than minimum requirements may be the better option. Product requirements and regulations change with time. Meters with advanced features will allow for a wider range of testing and documentation of results. Know ...

Delvotest Antibiotic Residue Testing

CLICK HERE TO VISIT OUR NEW DELVOTEST WEBPAGE! For everyone in the dairy value chain, the thought of milk contamination is simply unthinkable. We know that for farmers and their families, competition is tough and professionalization of farming ...

Reuniting Separated Thermometers

Mercury Columns The largest single cause for the failure of precision thermometers in the lab is due to separated mercury columns. This can occur in transit or in the lab. The life of the instrument can be greatly extended if the following procedures...

Laboratory Reagents Safety

Nelson-Jameson, Inc. has the largest collection of reagents assembled exclusively for food & dairy testing laboratories. Reagent chemicals should be handled only by qualified individuals trained in laboratory procedures and familiar with their potential...

Water Activity

Water activity meters offer the perfect solution for water activity measurement in cheese, meat and other food products, and also grains, seeds, pharmaceutical products and more. What is water activity? Water activity or Aw is the measurement of water...

Terminology

Laboratory & QA/QC Terminology ACS: American Chemical Society ANSI: American National Standards Institute AOAC: Association of Official Analytical Chemists APHA: American Public Health Association ATC: Automatic Temperature Compensation ATP:...