Particle Size Analyses |
Laser Diffraction (LALLS) |
Liquid and Dry Dispersions; Range nominal 0.02 μm – 3500 μm; Volume Distribution |
Electrical Sensing Zone (Coulter Technique) |
Particle Counter; Range nominal 0.5 μm – 250 μm*; Volume and Number Distributions (*Analytical range dependent on orifice tubes) |
Particle Concentration in a Liquid Suspension (Number of Particles per mL) |
Single Particle Optical Sensing (SPOS) / Light Obscuration |
Particle Counter; Range nominal 0.5 μm – 400 μm; Volume and Number Distributions |
Range nominal 1-1000 μm (Requires prior approval) |
Particle Concentration in a Liquid Suspension (Number of Particles per mL) Available Upon Request |
Dynamic Light Scattering (DLS) / Photon Correlation Spectroscopy (PCS) |
Submicron Range nominal 1 nm – 1 μm; Intensity and Volume Distributions |
Viscosity of Liquid (For First Submission, Unless Value Provided by Client or Literature Reference) |
Nanoparticle Tracking Analysis (NTA) |
Particle Counter Range nominal 0.02 µm – < 1 µm; Number Distribution |
Viscosity of Liquid (For First Submission of Non-Standard Aqueous Carriers, Unless Value Provided by Client or Literature Reference) |
Sieve Analyses |
Air Jet Sieve (Per Sieve Size) |
Sonic Sifter Sieve Stack (45 µm and Above, Up to 6 Sizes per Stack) |
Standard 8” Diameter Sieve Stack (45 µm and Above, up to 7 Sizes per Stack) |
Wet Sieve (45um and Above, Up to 3 Sizes per Stack) |
Wet Sieve Up to 3 Additional Sizes |
Air Permeability Diameter |
Fisher Sub Sieve Sizer Number Weighted Average Size |
Purchase of Griseofulvin USP Reference Material Plus Analysis |
True Density of Sample Powder (Required Unless Value Provided by Client) |
Particle Size Analyses (Continued) |
Air Permeability Diameter (Continued) |
Blaine Air Permeability Apparatus Hydraulic Cement Fineness (Particle Size) Characterization Reported as Surface Area by Air Permeability |
Portland Cement |
Other Materials |
True Density of Sample Powder (Required Unless Value Provided by Client) |
Particle Shape Analyses |
Static Image Analysis |
Liquid or Dry Dispersion of Stationary Particles; Range nominal 0.5 – 1000 µm; Distribution by Size and Shape (Circular Equivalent Diameter, Aspect Ratio, Circularity) |
More Shape Options Available / Inquire for Specialty Range up to 10 mm – Custom Parameters |
Particle Identification/Speciation |
Raman Spectroscopy |
Morphologically Directed Raman Spectroscopy (MDRS); Raman + Size/Shape for material > 1 µm |
Material Identification; non-metal unknown identification |
Microscopy Services |
Digital Microscopy (Transmitted or Reflected Light) |
Set of 4 Images per Sample |
Crystallinity |
Set of 4 Images per Sample |
Scanning Electron Microscopy (SEM) |
Set of Images – Particle Surface |
Set of Images – Cross Section (Sample Dependent, Call to Discuss) |
Particle Size Analysis via SEM Images |
Energy Dispersive X-ray Spectroscopy (EDS/EDX) |
Gas/Vapor Sorption & Mercury Porosimetry |
BET Specific Surface Area (Nitrogen, Argon* or Krypton Gas Physisorption)*Non-cGMP Only |
Dynamic Flow Technique or Static Pressure / Volumetric Technique 1-Point Analysis |
3-Point Analysis |
5-Point Analysis |
Custom Analysis |
Pore Size Distribution by Gas Physisorption (Includes BET) (Nitrogen, or Argon* Gas Physisorption)*Non-cGMP Only |
Static Pressure / Volumetric Technique; Pore Diameter Range nominal 17 Å – 3000 Å (1.7 – 300 nm) 20-Point Adsorption and Desorption Isotherm |
40-Point Adsorption and Desorption Isotherm |
Micropore Adsorption Isotherm; nominal Pore Diameter Range 5 Å - 20 Å |
Adsorption and Desorption Isotherm (Micropore & Mesopore); nominal Pore Diameter Range 5 Å – 3000 Å Includes BET Surface Area; Suitable for Most Materials; Adsorptive Gases Available: Nitrogen or Argon |
Pore Size Distribution by Mercury Intrusion Porosimetry (MIP) |
Pore Diameter Range nominal 0.004 – 200 µm Intrusion Run and Related Statistics |
Extrusion Hysteresis Run |
Through Pore Size Distribution |
Capillary Flow Porometry |
Permeability, Air or Liquid |
Capillary Flow Porometry with Air Permeability Bundle |
Hollow Fiber Sample Analysis |
Chemisorption Note: Contact for current turn around time |
CO Adsorption or H2 Adsorption Available Upon Request. NH3 or Other Gasses, Call to Discuss Static Pressure / Volumetric Chemisorption |
Dynamic Chemisorption (Pulse Chemisorption) |
Temperature-Programmed Desorption (TPD) |
Chemisorption (Continued) |
Temperature-Programmed Oxidation (TPO) |
Temperature-Programmed Reduction (TPR) |
Vapor Sorption Note: Contact for current turn around time |
Dynamic Vapor Sorption (DVS) % Relative Humidity (RH) Range: 0 – 95%; Temperature Range: 20 – 40 °C - Conducted in Dry Air Environment |
Static Vapor Sorption |
Physical Measurements |
Powder Flowability |
Includes Comprehensive Study – Basic Flow Energy (In Triplicate), Variable Flow Rate (In Triplicate), Effects of Compaction (Tapping vs. Direct Pressure), Aeration/De-Aeration, Compressibility, Permeability, Conditioned Bulk Density (Graphical and Tabular Resuts) |
Shear Cell |
Wall Friction (Requires a Specified Surface Smoothness (Ra) Value; Select 0.05, 0.28 or 1.2 µm) |
Sample Pre-Conditioning (Non-cGMP Only) Client Specified Temperature, Relative Humidity, and/or Time (Up to 4 Samples per Condition) |
Thermogravimetry (TGA) |
Temperature Range: Room Temp – 1000 °C; Conducted in Nitrogen or Air Environment Upon Request |
Differential Scanning Calorimetry (DSC) |
Temperature Range: -150 °C – 600 °C; Heating Ramp 10K or 20K per Minute; Conducted in Nitrogen Environment |
Specific Heat Capacity |
Custom Heating Ramp Calibration (Includes 6 Calibration Points and Performance Verification) |
TGA Recommended as well, Unless Decomposition Temperature can be Provided |
Zeta Potential (Dispersion Characterization) |
Aqueous Suspensions < 10 µm (Includes pH and Conductivity when Possible Based on Sample Volume Available) |
Isoelectric Point Determination (Requires 5 – 7 pH Points) |
Dynamic Viscosity (Newtonian & Non-Newtonian) |
Rotational Viscometry of Free Flowing Fluids; Range 1 – 2 mil cP; 25°C Default Viscosity Test for Newtonian or Non-Newtonian; Includes 3 Ascending Torque Measurements |
Viscosity Loop for Non-Newtonian Fluid; Includes 6 Ascending and Descending Torque Measurements |
Physical Measurements (Continued) |
Solids |
Total Suspended Solids (TSS) |
Total Dissolved Solids (TDS) |
Filter Weights (Methodology Not Associated with US EPA Method #5) |
Density |
True Density (Helium Pycnometer, solid only) May Be Reported as True Specific Gravity (Please Specify Reference Temperature) |
Bulk Density |
Tap Density |
Envelope Density |
Specific Gravity (Liquid only) |
Miscellaneous |
Conductivity (For Aqueous Suspensions / Solutions) |
pH |
Loss on Drying (LOD), Percent Solids |
Angle of Repose |
Loss on Ignition (LOI) |
Residue on Ignition (ROI) |
Refractive Index of Liquids |
Refractive Index of Crystals (Becke Line Technique) |
Refractive Index of Solids (Dissolved Solids Technique) |
Sample Pre-Conditioning (Non-cGMP Only) Client Specified Temperature, Relative Humidity, and/or Time (Up to 4 Samples per Condition) |
Sample Splitting by Large or Micro Rotary Riffler |
Oil Extraction (Includes $60 Carrier Fee) |
Small Part Cleanliness Testing |
Medical Device Cleanliness Testing |
Water Activity |
Flow Through an Orifice |
Specialized Services & Fees |
RUSH Service Charges Note: (Priority is given over in-house analyses. Result availability is dependent on the analytical technique) |
2 Business Day Preliminary Data Turnaround |
6 Business Day Preliminary Data Turnaround |
Sample Handling Fees |
DEA Controlled Substances Fee (Schedules II – V) Max. $480 Per Project |
ATF Regulated Material Fee Max. $480 Per Project |
Method Services |
Method Development |
Method Validation |
Method Verification |
Method Transfer |
Robustness / Design of Experiments (DOE) Statistical Package |
Precision Statistical Package |
Test Method Release |
Specialized Services |
Consulting (Hourly Rate) |
Lab Visit with Sample Analysis (Cost of Analysis + Analytical Support Time) |
Presentations |
Training (In-House / Off-Site) |
Other Fees & Surcharges |
Minimum Project Cost |
Project Cancellation |
Carrier Fluid Use and Disposal Fee (for Standard In-House Fluids, Custom Fluids Extra) |
Sample Return Shipping & Handling (UPS Ground); Hazardous Material Extra |
Cooler Return (Empty) |
International Project Handling Fee |
International Sample Return or Hard Copy Report Shipping |
Standard Analytical Hourly Rate |
Purchase of Griseofulvin USP Reference Material Plus Analysis |
Additional Data Processing (per Hour, Minimum 1 Hour) |
Archive Retrieval (per Hour, Minimum 1 Hour) |
Duplicate Report (per Hour, Minimum 1 Hour) |
ASTM | |
B214-16 | Standard Test Method for Sieve Analysis of Metal Powders |
B329-20 | Standard Test Method for Apparent Density of Metal Powders and Compounds Using the Scott Volumeter |
B330-20 | Standard Test Methods for Estimating Average Particle Size of Metal Powders and Related Compounds Using Air Permeability |
B527-20 | Standard Test Method for Tap Density of Metal Powders and Compounds |
B822-20 | Standard Test Method for Particle Size Distribution of Metal Powders and Related Compounds by Light Scattering |
B922-20 | Standard Test Method for Metal Powder Specific Surface Area by Physical Adsorption |
B923-21 | Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry |
C110-20 | Standard Test Methods for Physical Testing of Quicklime, Hydrated Lime, and Limestone |
C117-17 | Standard Test Method for Materials Finer than 75µm (No. 200) Sieve in Mineral Aggregates by Washing |
C136/C136M-19 | Standard Test Method for Sieve Analysis of Fine and Coarse Aggregates |
C204-18 | Standard Test Methods for Fineness of Hydraulic Cement by Air-Permeability Apparatus |
C311/C311M-18 | Standard Test Methods for Sampling and Testing Fly Ash or Natural Pozzolans for Use in Portland-Cement Concrete |
C357-07(2015) | Standard Test Method for Bulk Density of Granular Refractory Materials |
C604-18 | Standard Test Method for True Specific Gravity of Refractory Materials by Gas-Comparison Pycnometer |
C690-09(2019) | Standard Test Method for Particle Size Distribution of Alumina or Quartz Powders by Electrical Sensing Zone Technique |
C1069-09(2014) | Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption |
C1070-01 (2020) | Standard Test Method for Determining Particle Size Distribution of Alumina or Quartz by Laser Light Scattering |
C1240-20 | Standard Specification for Silica Fume Used in Cementitious Mixtures |
C1274-12(2020) | Standard Test Method for Advanced Ceramic Specific Surface Area by Physical Adsorption |
D197-19 | Standard Test Method for Sampling and Fineness Test of Pulverized Coal |
D1293-18 | Standard Test Methods for pH of Water |
D1921-18 | Standard Test Methods for Particle Size (Sieve Analysis) of Plastic Materials |
D1993-18 | Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption |
D2196-20 | Standard Test Methods for Rheological Properties of Non-Newtonian Materials by Rotational Viscometer |
D2638-21 | Standard Test Method for Real Density of Calcined Petroleum Coke by Helium Pycnometer |
Purchase of Griseofulvin USP Reference Material Plus Analysis | Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils |
D3663-20 | Standard Test Method for Surface Area of Catalysts and Catalyst Carriers |
D3908-20 | Standard Test Method for Hydrogen Chemisorption on Supported Platinum Catalysts by Volumetric Vacuum Method |
D4164-13(2018) | Standard Test Method for Mechanically Tapped Packing Density of Formed Catalyst and Catalyst Carriers |
ASTM (Continued) | |
D4222-20 | Standard Test Method for Determination of Nitrogen Adsorption and Desorption Isotherms of Catalysts and Catalyst Carriers By Static Volumetric Measurements |
D4284-12(2017) | Standard Test Method for Determining Pore Volume Distribution of Catalysts and Catalyst Carriers by Mercury Intrusion Porosimetry |
D4365-19 | Standard Test Method for Determining Micropore Volume and Zeolite Area of a Catalyst |
D4404-18 | Standard Test Method for Determination of Pore Volume and Pore Volume Distribution of Soil and Rock by Mercury Intrusion Porosimetry |
D4438-13(2018) | Standard Test Method for Particle Size Distribution of Catalysts and Catalyst Carriers by Electronic Counting |
D4464-15(2020) | Standard Test Method for Particle Size Distribution of Catalytic Materials by Laser Light Scattering |
D4567-19 | Standard Test Method for Single-Point Determination of Specific Surface Area of Catalysts and Catalyst Carriers Using Nitrogen Adsorption by Continuous Flow Method |
D4641-17 | Standard Practice for Calculation of Pore Size Distributions of Catalysts and Catalyst Carriers from Nitrogen Desorption Isotherms |
D4780-12(2017) | Standard Test Method for Determination of Low Surface Area of Catalysts and Catalyst Carriers by Multipoint Krypton Adsorption |
D4781-03(2018) | Standard Test Method for Mechanically Tapped Packing Density of Fine Catalyst Particles and Catalyst Carrier Particles |
D5550-14 | Standard Test Method for Specific Gravity of Soil Solids by Gas Pycnometer |
D5604-96(2017) | Standard Test Methods for Precipitated Silica -- Surface Area by Single Point B.E.T. Nitrogen Adsorption |
D5861-07(2017) | Standard Guide for Significance of Particle Size Measurements of Coating Powders |
D5907-18 | Standard Test Methods for Filterable Matter (Total Dissolved Solids) and Nonfilterable Matter (Total Suspended Solids) in Water |
D5965-21 | Standard Test Methods for Density of Coating Powders |
D6556-19 | Standard Test Method for Carbon Black -- Total and External Surface Area by Nitrogen Adsorption |
D6761-17 | Standard Test Method for Determination of the Total Pore Volume of Catalysts and Catalyst Carriers |
D7481-18 | Standard Test Methods for Determining Loose and Tapped Bulk Densities of Powders Using a Graduated Cylinder |
D7891–15 | Standard Test Method for Shear Testing of Powders Using the Freeman Technology FT4 Powder Rheometer Shear Cell |
E1868-10(2021) | Standard Test Methods for Loss-On-Drying by Thermogravimetry |
E2402-19 | Standard Test Method for Mass Loss, Residue, and Temperature Measurement Validation of Thermogravimetric Analyzers |
E2490-09(2021) | Standard Guide for Particle Size Distribution of Nanomaterials in Suspension by Photon Correlation Spectroscopy (PCS) |
E2834-12(2018) | Standard Guide for Particle Size Distribution of Nanomaterial in Suspension by Nanoparticle Tracking Analysis (NTA) |
E2865-12(2018) | Standard Guide for Measurement of Electrophoretic Mobility and Zeta Potential of Nanosized Biological Materials |
F2149-16 | Standard Test Method for Automated Analyses of Cells -- the Electrical Sensing Zone Method of Enumerating and Sizing Single Cell Suspensions |
ISO | |
787-2 | General Methods of Test for Pigments and Extenders -- Part 2: Determination of Matter Volatile at 105 Degrees C |
787-7 | General Methods of Test for Pigments and Extenders -- Part 7: Determination of Residue on Sieve -- Water Method -- Manual Procedure |
3953 | Metallic Powders -- Determination of Tap Density |
4497 | Metallic Powders -- Determination of Particle Size by Dry Sieving |
ISO (Continued) | |
4610 | Plastics -- Vinyl Chloride Homopolymer and Copolymer Resins -- Sieve Analysis Using Air-Jet Sieve Apparatus |
6274 | Concrete -- Sieve Analysis of Aggregates |
8008 | Aluminum Oxide Primarily Used for the Production of Aluminum -- Determination of Specific Surface Area by Nitrogen Adsorption |
8130-1 | Coating Powders -- Part 1: Determination of Particle Size Distribution by Sieving |
2811-1 | Paints and Varnishes - Determination of Density - Part 1: Pycnometer Method |
8130-13 | Coating Powders -- Part 13: Particle Size Analysis by Laser Diffraction |
8130-2 | Coating Powders -- Part 2: Determination of Density by Gas Comparison Pyknometer (Referee Method) |
8397 | Solid Fertilizers and Soil Conditioners -- Test Sieving |
8460 | Instant Coffee -- Determination of Free-Flow and Compacted Bulk Densities |
8967 | Dried Milk and Dried Milk Products -- Determination of Bulk Density |
9277 | Determination of the Specific Surface Area of Solids by Gas Adsorption -- BET Method |
11357-1 | Plastics -- Differential Scanning Calorimetry (DSC) -- Part 1: General Principles |
11357-2 | Plastics -- Differential Scanning Calorimetry (DSC) -- Part 2: Determination of Glass Transition Temperature and Glass Transition Step Height |
11357-3 | Plastics -- Differential Scanning Calorimetry (DSC) -- Part 3: Determination of Temperature and Enthalpy of Melting and Crystallization |
11357-7 | Plastics -- Differential Scanning Calorimetry (DSC) -- Part 7: Determination of Crystallization Kinetics |
11358-1 | Plastics -- Thermogravimetry (TG) of Polymers -- Part 1: General Principles |
12154 | Determination of Density by Volumetric Displacement -- Skeleton Density by Gas Pycnometry |
13099-1 | Colloidal Systems - Methods for Zeta-Potential Determination -- Part 1: Electroacoustic and Electrokinetic Phenomena |
13319 | Determination of Particle Size Distributions -- Electrical Sensing Zone Method |
13320 | Particle Size Analysis -- Laser Diffraction Methods |
13322-1 | Particle Size Analysis -- Image Analysis Methods -- Part 1: Static Image Analysis Methods |
15901-1 | Evaluation of Pore Size Distribution and Porosity of Solid Materials by Mercury Porosimetry and Gas Adsorption -- Part 1: Mercury Porosimetry |
15901-2 | Pore Size Distribution and Porosity of Solid Materials by Mercury Porosimetry and Gas Adsorption -- Part 2: Analysis of Mesopores and Macropores by Gas Adsorption |
15901-3 | Pore Size Distribution and Porosity of Solid Materials by Mercury Porosimetry and Gas Adsorption -- Part 3: Analysis of Micropores by Gas Adsorption |
18373-1 | Rigid PVC Pipes -- Differential Scanning Calorimetry (DSC) Method -- Part 1: Measurement of the Processing Temperature |
18757 | Fine Ceramics (Advanced Ceramics, Advanced Technical Ceramics) -- Determination of Specific Surface Area of Ceramic Powders by Gas Adsorption Using the BET Method |
18852 | Rubber Compounding Ingredients -- Determination of Multipoint Nitrogen Surface Area (NSA) and Statistical Thickness Surface Area (STSA) |
20480-1 | Fine Bubble Technology -- General Principles for Usage and Measurement of Fine Bubbles (Ultra Fine Bubbles Only) |
21501-2 | Determination of particle size distribution - Single particle light interaction methods - Part 2: Light scattering liquid-borne particle counter) |
ISO (Continued) | |
21501-3 | Determination of particle size distribution - Single Particle light interaction methods - Part 3: Light extinction liquid-borne particle counter |
22412 | Particle Size Analysis -- Dynamic Light Scattering (DLS) |
22498 | Plastics -- Vinyl Chloride Homopolymer and Copolymer Resins -- Particle Size Determination by Mechanical Sieving |
22768 | Rubber Raw - Determination of the Glass Transition Temperature by Differential Scanning Calorimetry (DSC) |
24235 | Fine Ceramics (Advanced Ceramics, Advanced Technical Ceramics) -- Determination of Particle Size Distribution of Ceramic Powders by Laser Diffraction Method |
28343 | Rubber Compounding Ingredients -- Process Oils -- Determination of Glass Transition Temperature by DSC |
SM | |
2540B | Total Solids Dried at 103 – 105°C |
2540C | Total Dissolved Solids Dried at 180°C |
2540D | Total Suspended Solids Dried at 103 – 105°C |
2540E | Fixed and Volatile Solids Ignited at 550°C |
2540F (Gravimetric Method) |
Settleable Solids |
2540G | Total, Fixed and Volatile Solids in Solid and Semisolid Samples |
2560B | Electric Sensing Zone Method |
2560C | Light-Blockage Methods |
2560D | Light-Scattering Method |
USP | |
<267> | Porosimetry by Mercury Intrusion |
<268> | Porosity By Nitrogen Adsorption-Desorption |
<281> | Residue on Ignition |
<429> | Light Diffraction Measurement of Particle Size |
<432> | Determination of Zeta Potential by Electrophoretic Light Scattering |
<616> | Bulk Density (Method I) and Tapped Density (Method II) of Powders |
<661> | Plastic Packaging Systems and Their Materials of Construction (Differential Scanning Calorimetry Only) |
<695> | Crystallinity |
<699> | Density of Solids |
<729> | Globule Size Distribution in Lipid Injectable Emulsions |
<731> | Loss on Drying |
<733> | Loss on Ignition |
<776> | Optical Microscopy (Particle Size Characterization) |
<776> | Optical Microscopy (Crystallinity Characterization) |
<786> | Particle Size Distribution Estimation by Analytical Sieving |
USP (Continued) | |
<787> | Subvisible Particulate Matter in Therapeutic Protein Injections |
<788> | Particulate Matter in Injections |
<789> | Particulate Matter in Ophthalmic Solutions |
<791> | pH |
<811> | Powder Fineness |
<831> | Refractive Index |
<841> | Specific Gravity (Method I) |
<846> | Specific Surface Area |
<891> | Thermal Analysis |
<912> | Viscosity-Rotational Methods |
<1174> | Powder Flow (Angle of Repose Only) |
<1181> | Scanning Electron Microscopy (SEM Only) |
<1241> | Water-Solid Interactions in Pharmaceutical Systems - Determination of Sorption Desorption Isotherms |