Particle Size Analysis and Distribution– Techniques and Services Available from Particle Technology Labs


Topics Covered

Background
Particle Size Analysis
Laser Diffraction
     Laser Diffraction Instrumentation Available
Electrozone
     Electrozone Instrumentation Available
Photozone/Light Obscuration
     Photozone/Light Obscuration Instrumentation Available
Photon Correlation
     Photon Correlation Instrumentation Available
Shape and Size Particle Analyzer
     Shape and Size Particle Analyzer Instrumentation Available
Sieve Analyses
     Sieve Instrumentation Available
X-Ray Sedimentation
     X-Ray Sedimentation Instrumentation Available
Aerodynamic
     Aerodynamic Instrumentation Available

 

Background

Particle Technology Labs is a premier service laboratory, dedicated to quality particle size and characterization. Our services include but are not limited to:   

Particle Size Analysis

PTL has a wide range of particle size instrumentation to ensure each sample is analyzed using the most appropriate technique. Particulate can be measured from several nanometers to several millimeters in size, with the potential to also determine the particle concentration.

Laser Diffraction

Measures particle size of liquids or powders using a wet or dry suspension on a volume basis.

Laser Diffraction Instrumentation Available

PTL has the following laser diffraction particle sizing equipment available:

  • Malvern Mastersizer S
  • Malvern Mastersizer 2000
  • Beckman Coulter LS13 320
  • Microtrac X-100

Electrozone

Coulter Counter Technique/Electric Sensing Zone analyzes liquids and powders in an electrolyte suspension. Statistical Analysis on a volume, number and particle concentration basis. 

Electrozone Instrumentation Available

PTL has the following electrozone particle sizing equipment available:

  • Elzone

Photozone/Light Obscuration

Single particle optical sensing instrument. Counts and sizes each individual particle. Can obtain volume, number and concentration information.

Photozone/Light Obscuration Instrumentation Available

PTL has the following photozone/light obscuration particle sizing equipment available:

  • AccuSizer Model 770
  • Hiac/Royco Model 8000A

Photon Correlation

Particle size of nano-sized particles measured on an intensity basis.

Photon Correlation Instrumentation Available

PTL has the following photonn correlation particle sizing equipment available:

  • Malvern Zetasizer Nano
  • Microtrac UPA 150
  • Nicomp 380/ZLS

Shape and Size Particle Analyzer

Distribution analysis by size/shape including Number, Volume, Sphericity and/or Aspect Ratio

Shape and Size Particle Analyzer Instrumentation Available

PTL has the following particle size and shape analyzing equipment available:

  • Beckman Coulter RapidVue
  • Malvern PharmaVision

Sieve Analyses

Measures particle size of dry powders on a weight basis by passing through a stack of sieves. Typically for large material >45 microns (USP<786>)

Sieve Instrumentation Available

PTL has the following sieve analysis equipment available:

  • ATM Sonic Sifter
  • Alpine Air Jet Sieve
  • Retsch AS 200, Cenco, Humbolt Sieve Shakers

X-Ray Sedimentation

Measures the particle size of liquids and powders based on the rate of sedimentation.

X-Ray Sedimentation Instrumentation Available

PTL has the following sedimentation particle sizing equipment available:

  • Sedigraph Model 1500

Aerodynamic

Measure dry powders on aerodynamic basis.

Aerodynamic Instrumentation Available

PTL has the following aerodynamic particle sizing equipment available:

  • TSI Aerosizer LD 8050
  • BAHCO

Source: Particle Technology Labs
For more information on this source please visit Particle Technology Labs

Date Added: Apr 3, 2008 | Updated: Jun 11, 2013
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