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Methods and Standards

Protein Digestibility Corrected Amino Acid Score Testing

Understanding PDCAAS PDCAAS is a scientific method used to evaluate the quality of a protein based on its amino acid content, corrected for its digestibility. It compares the amino acid profile of the food protein against a standard amino acid profile recommended...

The infographic above visually illustrates the concept of Protein Digestibility Corrected Amino Acid Score (PDCAAS) testing, including key components like a comparison chart for amino acid profiles, a diagram of protein digestibility, and a scoring scale for protein quality.

Compounding Pharmacies | USP 797

Compounding pharmacies are pharmacies that create personalized medications by mixing ingredients based on a doctor's prescription in an effort to meet a person's needs. Though compounding pharmacies lost popularity in the 50s and 60s when mass drug manufacturing...

AAFCO Animal Feed Standards Lab Testing

What lab testing is required for Animal Feed and Pet Food Products by AAFCO Standards? AAFCO is an acronym for the Association of American Feed Control Officials. While AAFCO  is a United States association, it is a regulatory one that is comprised of local, state,...

Society of Automobile Engineers (SAE) Testing

SAE is an international organization that stands for the Society of Automobile Engineers. SAE International is a global organization that advances self-propelled vehicle and system knowledge. In all, the Society of Automobile Engineers SAE has over  10,000...

Antibiotics in Food – 3rd Annual Report Released

In the third annual "Chain Reaction" report, the most popular US fast food chains are graded on their use of antibiotics in food, specifically meat,  as well as their policies and meat sourcing practices. Historically, antibiotics have been given to animals that...

LM-79 and LM-80: LED Testing Standards

Need LM-79 and LM-80 certification testing? Contract Laboratory has received many recent test requests looking for electrical certification testing, including LM-79 and LM-80. LM-79 and LM-80 are testing standards for the performance of LEDs. LM-79 is...

LM-79 and LM-80 certification testing

ASME Standards Testing

The American Society of Mechanical Engineers (ASME) is a nonprofit organization developing voluntary standards intended to facilitate collaboration, enrich careers, allow knowledge sharing, and develop skills throughout the engineering community and all engineering...

What is General Certificate of Conformity (GCC) Testing?

A GCC, or general certificate of conformity, is required of manufacturers and importers of certain "general use" products, certifying their product has been tested and complies with all applicable consumer safety rules, standards, and regulations. "General use"...

ISO-Certified Solar Eclipse Glasses

Viewing the total or partial solar eclipse can be an exciting event. However, experts have warned that no matter where you are, “it is never safe to look directly at the sun's rays — even if the sun is partly obscured,” as it can cause damage to the eyes. To avoid...

NASM Aerospace Fastener Laboratory Testing

The National Aerospace Standards (NAS) are a comprehensive set of industry standards developed and maintained by the Aerospace Industries Association (AIA) of America. NAS standards encompass a wide range of aerospace components and systems, including fasteners,...

NASM AerospaceTesting

Non-destructive Testing

Non-destructive testing (NDT) is a group of analytical techniques the technology industry uses to understand, evaluate, and determine properties of a material in an effort to assure that both structural and mechanical parts function safely and effectively. NDT is...

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