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An Overview of Sieving
Enmeshed in the World – An Overview of Sieving Sieving is an analytical technique that has withstood the test of time due to its excellent ability to quickly provide the particle size distribution over a wide analytical range.
Much Ado About Density: An Overview of Density for Solid Materials
Understanding the differences in density types is key to requesting the most appropriate analysis for your sample type and needs. This blog will explain some of the different density analyses for solids offered by PTL. All density types
SPOS/LO for Particle Size and Count
Single Particle Optical Sensing (SPOS) is widely used across a variety of industries due to its excellent resolution, wide dynamic range and high accuracy. The term SPOS and Light Obscuration (LO) are often used interchangeably in the particle
Demystifying Zeta Potential
Confused on what a zeta potential measurement is and when it’s useful? You are not alone. In this helpful Q and A, Laboratory Division Manager Ryan Keefer walks us through the basics of zeta potential, points out factors
FAQs on Particle Size Distribution Results from Particle Counters
Have you ever requested a particle size distribution test from PTL and received two sets of data: number-weighted and volume-weighted—only to wonder why and which one is better? A fish tank analogy helps explain the difference. Picture a
Our Roots as Experts in PM10 and PM2.5 Testing
Did you know Particle Technology Labs began as a testing service for companies needing to meet EPA environmental safety standards? While we are most known today for our testing for the pharmaceutical industry and our commitment to cGMP
Vaccine Facts and the Role of Particle Size in Antigen Uptake
With more people getting their COVID-19 vaccines, a larger discourse on vaccination is occurring. Many questions are being presented. How are vaccines made? What is the safety of a vaccine? How is the efficacy of a vaccine determined?
Standard Methods for Examination of Water and Wastewater at Particle Technology Labs
The water industry is one of many industries that relies on PTL for important scientific data. Flood studies, filter determination, and verifying compliance with water quality standards are just a few ways that water analysis results are utilized.
PTL Now Conducting Analyses for Hemp Derived CBD Oil and Emulsions Containing ≤0.3% THC
Particle Technology Labs is now conducting analyses for hemp derived CBD oil and emulsions containing ≤0.3% THC. Bioavailability, efficacy, and stability are just some characteristics of food and drug formulations that are attributed to specific particle size. At