Analytical Testing

 Laser Light Scattering – Mie and Fraunhofer Theories:

  • 520-00:  Aqueous – based dispersion (ISO 13320)
  • 520-01:  Non-aqueous – based dispersion (ISO 13320)
  • 520-50:  Dry dispersion (ISO 13320) using Malvern Mastersizer
  • 520-51:  Liquid dispersion (ISO 13320) using Malvern Mastersizer

X- Ray Sedimentation  – Stokes’ Law:

  • 510-00:  Aqueous and non-aqueous based dispersion (ISO 13317-3)
    (Requires density 133 – 00 prior to analysis)

Electrical Sensing Zone – “Coulter principle”

  • 538-00:  Aqueous and non-aqueous based dispersion (ISO 13319)
  • 538-02:  Particle Size Distribution plus particle concentration analysis
    (ISO 13319)
  • 538-50:  Emission stack testing, particle size analysis of fly ash particles collected on filters (ISO 13319)

Particle Shape Analysis:

  • 005-80:  Particle shape using Wet dispersion and Dynamic Image Analysis (ISO 13322-2)
  • 005-81:  Particle shape using an Automated Microscopy technique

Nano Particle Size:

  • 005-70:  Average particle size calculated from BET surface area
  • 005-71:  Dynamic Light Scattering / Photon correlation spectroscopy
    (ISO 22412)

Sieve Analysis:

  • 010-16:  Dry or Wet sieving available / Ro-Tap apparatus
  • 010-71:  Alpine Airjet Sieves
  • 010-72:  Sonic sifter for small volumes

Other Particle Size Techniques:

  • 005-73:  Particulate count and concentration using the Light Obscuration technique (USP method <788> and <789>)
  • 005-74:  HEL Sub-sieve AutoSizer ASTM B330-07
    (Requires density prior to analysis) ISO – 10070  Air permeability Diameter

Zeta Potential:

  • 120-00:  Zeta potential (ISO 13099-2)
  • 120-01:  ISO-electric point determination and pH titration

Microscopy:

  • 010-50:  Particle size using automated SEM techniques

Mayer – Stowe:

  • 942-09:  Particle size calculation from Mercury Intrusion Analysis
  • 005-00:  Single point surface area using Nitrogen gas (ISO 9277)
  • 005-01:  Multipoint surface area using Nitrogen gas (ISO 9277)
  • 005-02:  Multipoint surface area using Krypton gas (ISO 9277)
  • 005-16:  Single point surface area using Krypton gas (ISO 9277)
  • 005-10:  Multipoint surface area and STSA using Nitrogen gas (ASTM D6556)

Pore Size by Gas Adsorption:

Pore size samples may include the following reports as appropriate: BET or Langmuir surface area, BJH mesopore analysis, DFT pore size calculations, single-point total pore volume, and t-Plot micropore volume
  • 005-50:  40-point nitrogen adsorption isotherm
    (20 Å to 3000 Å) ISO 15901-2.
  • 005-05:  Surface area and 40-point Nitrogen desorption isotherm
    (20 Å to 3000 Å) ISO 15901-2
  • 005-08:  40-point Nitrogen adsorption and 40-point desorption isotherm
    (20 Å to 3000 Å) ISO 15901-2
  • 010-03:  Sample encapsulation in glass tube.

Micropore Pore Size Distribution:

Reports may include H-K, Dubinin, and/or DFT methods for micropore analysis.
  • 201-03:  High-resolution micropore analysis plus mesopore isotherm
    (4 Å to 3000 Å) ISO 15901-3

Pore Size by Mercury Intrusion:

Report will include calculations of bulk density, skeletal density, porosity, average pore diameters, median pore diameters, and total intrusion volume. Additional summary reports such as tortuosity, factal dimension, permeability, and  compressibility are available upon request for an additional fee.
  • 942-03:  Mercury intrusion analysis (pore size range 360 to 0.003 µm)
    ISO 15901-1
  • 942-04:  Mercury intrusion and extrusion analysis
    (pore size range 360 to 0.003 µm) ISO 15901-1
  • 942-10:  High-resolution macropore analysis (pore size range 900 to 4 µm)
    ISO 15901-1
  • 942-11:  High-resolution macropore plus a complete intrusion and extrusion analysis ISO 15901- 1
  • 942-05:  Additional mercury porosimetry calculations
  • 133-00:  Skeletal density (Helium or Nitrogen pycnometry) ISO 12154
  • 133-01:  Skeletal density at specific temperature
  • 133-02:  Open cell content of rigid cellular plastic, foam density
    (ASTM method D6226-05)
  • 942-07:  Mercury bulk density
  • 136-00:  Envelope density of solid, non-powder samples using the GeoPyc 1360
  • 136-01:  T.A.P. (Transverse Axial Pressure) density using the GeoPyc 1360
  • 136-02:  Specific pore volume and percent porosity calculations  (Includes true density analysis and envelope density analysis)
  • 010-70:  Bulk and Tap Density
  • 010-077:  Bulk density only

Special Vapor Sorption Services

  • 005-60:  Adsorption Isotherms at user defined conditions
    (CO2 for example)
  • 005-61:  High-Pressure Isotherms using Hydrogen, Nitrogen, Oxygen, & Methane other gases
  • 005-62:  High-Pressure Reactions
  • 005-63:  Vapor isotherms – Dynamic Vapor Sorption (DVS) gravimetric analysis
  • 005-64:  Vapor isotherms using Volumetric technique
    (ASAP 2020 or 3Flex)
  • 005-65:  Inverse Gas Chromatography (Surface Energy Measurement)
  • 005-75:  Surface Energy heterogeneity profile (Requires BET 005-01)
  • 201-10:  Volumetric Chemisorption analysis (specify analytical method)
  • 291-23:  Dynamic or pulse Chemisorption analysis (specify analytical method)
  • 291-03:  Pulse Chemisorption using liquid vapors (specify analytical method)

Temperature-Programmed Studies:

  • 291-01:  Temperature-Programmed Reduction (TPR)
  • 291-10:  Temperature-Programmed Desorption (TPD)
  • 291-02:  Temperature-Programmed Oxidation (TPO)
  • 291-06:  Mass Spectrometry analysis (must be combined with Temperature Program study or TGA)

Other Chemisorption Experiments:

  • 291-20:  Heat of Desorption, First order Kinetics
  • 201-50:  Isosteric Heat of Adsorption
  • 010-23:  Optical Microscope Photos
  • 010-50:  Microscopy Techniques courtesy of MVA Scientific Consultants
  • 010-40:  SEM imaging
  • 010-41:  Elemental Analysis by Energy Dispersion Spectroscopy

Thermal Analysis

  • 005-66 TGA – Standard Run Conditions Room Temp – 900 ° C
  • 005-67 DSC – Standard Run Room Temp – 600 ° C
  • 005-68 mDCS – Modulated DCS – High Resolution
  • 005-69 Combination TGA/DCSn

Scientific Services

  • 010-00:  Non-standard laboratory analysis
  • 010-10:  Method development services
  • 010-11:  Method validation services
  • 010-06:  Consulting services and detailed results interpretation

Other Services

  • 005-85:  Dynamic Void Volume – DVVA (ASTM D7854-16)
  • 005-86:  Magnetic content using buck analyzer
  • 005-87:  Expert Testimony
  • 010-01:  Certificate of Analysis
  • 010-15:  Viscosity of Newtonian liquids using cone/plate rheometer
  • 010-18:  pH
  • 010-19:  Percent moisture (weight loss upon drying)
  • 010-22:  Specific gravity of slurry
  • 010-24:  Total dissolved solids
  • 010-25:  Total suspended solids
  • 010-26:  Specific gravity at user specified temperatures
  • 010-50:  010 – 50 Contamination or Particle Identification (outsourced)
  • 010-80:  Special sample Preparation or storage (glove box or freezer)
  • 010-50:  Volume calibration of AutoPore mercury penetrometers