Gas pycnometer for true density measurement of solids and powders
Achieve highly precise density measurements of solid materials and powders using gas displacement, ensuring reliable data for quality control and research in various applications.

Measures True Density Using Gas Displacement
The BELPYCNO from Microtrac Retsch GmbH is a precise gas pycnometer designed for accurate density measurement of solids and powders through a gas displacement method. It features high-resolution pressure measurement and variable cell volumes, which allow for flexible testing across a range of materials including battery components, catalysts, and polymers. The equipment offers user-friendly operation with a greaseless, one-touch sample cell cap, and a convenient touchscreen interface for efficient data handling. With an accuracy of 0.03% and repeatability of 0.02%, the BELPYCNO ensures reliable performance in R&D and laboratory settings. It’s compatible with gases such as helium and nitrogen and operates within temperatures ranging from 15 to 35°C, with optional enhancements like thermostatic water baths. Designed for ease of integration, it includes automatic calibration features and RS232C interface for seamless communication with printers and electronic balances. This pycnometer meets CE certification standards, ensuring compliance and safety in your laboratory operations.
Benefits
- Ensures precise material formulation with high accuracy density measurement.
- Facilitates quick and efficient testing with variable cell volumes and one-touch operation.
- Reduces operational complexity through a user-friendly touchscreen interface.
- Enhances measurement reliability with repeatability of 0.02%.
- Increases versatility for different materials, compatible with helium, nitrogen, and inert gases.
- Applications
- Chemicals,Battery materials,Ceramics,Magnetic material,Fibers,Cosmetics,Fuel cells,Separation membranes,Polymer materials,Semi-conductors,Pigments,Catalysts,Cement
- End products
- Reverse osmosis membranes,Polyethylene plastic products,Automotive catalytic converters,Lithium-ion battery components,Neodymium magnets,Microprocessor chips,Porcelain tiles,Carbon fibers,Portland cement,Industrial solvents,Hydrogen fuel cells,Titanium dioxide pigments,Lipsticks
- Steps before
- Purging,Flow adjustment,Vacuum preparation,Sample weighing,Sample preparation
- Steps after
- Data analysis,Result printing,Sample removal,Sample storage
- Input ingredients
- solid materials,powders,battery materials,catalysts,fibers,polymer materials,chemicals,cosmetics,fuel cells,cement,pigments,ceramics,magnetic material,semiconductors,separation membranes
- Output ingredients
- true density measurement
- Market info
- Microtrac is known for its expertise in particle size and shape analysis, providing innovative measurement solutions used in various industries to ensure product quality and consistency. Their equipment is recognized for precision and reliability in laboratory and industrial settings.
- Measurement principle
- Gas displacement method
- Sample cell volume
- 10 cm³,3.5 cm³,1 cm³
- Measurement accuracy
- 0.03% of F.S. +0.03% of reading
- Repeatability
- 0.02% of F.S.
- Pretreatment
- Gas purge,flow,vacuum (option)
- Pretreatment pressure
- 0-145kPa (Gauge)
- Applicable gas
- He,N2,inert gas
- Measurement pressure
- 145kPa (Gauge)
- Repetition times of measurement
- Maximum 100 times
- Mean number of measurement
- Maximum 10 times
- Measurement temperature range
- 15-35°C,water bath
- Calibration method
- Automatic calibration with calibration sphere
- Interface Input
- RS232C (communication with printer)
- Interface Output
- RS232C (communication with electric balance)
- Dimensions (W x H x D)
- 270 x 170 x 300 mm
- Weight
- 8 kg
- Utility - Gas
- He,N2,inert gases
- Utility - Joint
- 1/8" Swagelok connection
- Utility - Power
- AC100~120V/200-240 V / 200 W,50 / 60 Hz
- Options
- Label printer for result output,Sample weight acquisition from electronic balance,Thermostatic water bath to maintain the sample temperature
- Working Mechanism
- Gas Displacement Method
- Integrated Steps
- Automatic Calibration
- Sample Handling
- One-touch Sample Cell Cap
- User Interface
- Touch Screen Operation
- Capacity Adaptability
- Variable Cell Volumes
- Pressure Control
- High-resolution Pressure Measurement
- CE marking
- yes
- CE certified
- yes
- Weight
- 8 kg
- Gas types used
- He,N₂,inert gases
- Control panel type
- Touch screen