Carbon and water analysis for lime and gypsum
Achieve precise carbon and water measurement in diverse materials like cement and gypsum, optimizing your quality control and improving end-product consistency.

Analyzes Carbon and Water Content in Samples
The CW-800M from ELTRA is a specialized CO2 and Water Analyzer designed for precise fractional analysis of carbon and water in solid samples. Utilizing a resistance furnace with customizable temperature settings up to 1000°C, it performs simultaneous carbon dioxide and water measurement in diverse materials including lime, gypsum, cement, ores, and more. This device operates with up to five programmable temperature steps, allowing tailored analysis dependent on sample type. The system’s infrared absorption technology and dual infrared cells ensure high sensitivity and accuracy, tailored to the user’s requirements.
Suitable for a range of industries such as agriculture, construction, and mining, the CW-800M supports crucial material characterization for end products like cement powder and gypsum board. Integration into laboratory settings is simplified with robust, single and multipoint calibration capabilities. It also boasts low maintenance requirements and features electronic gas flow control. Designed for durability and reliability, it serves as a critical tool in quality control operations, helping industries adhere to environmental standards without extensive sample preparation. Furthermore, its powerful software supports multilingual operations and allows data export for convenient analysis and reporting.
Benefits
- Enhances material analysis accuracy, optimizing quality control across multiple industries.
- Reduces preparation time with its simultaneous carbon and water analysis capability.
- Minimizes maintenance costs with robust design and extended IR cell lifespan.
- Adapts to diverse operational needs with customizable temperature and gas settings.
- Supports environmental compliance by accurately detecting trace levels of CO2 and H2O.
- Applications
- Lime,Chemistry,Construction materials,Geology,Ores,Biology,Waste,Environment,Slags,Gypsum,Plastics,Minerals,Mining,Agriculture,Soil,Recycling,Cement
- End products
- Geological samples,Mining core samples,Potting soil mix,Cement powder,Construction waste composites,Lime slurry,Mineral aggregates,Biodegradable plastics,Recycled plastic pellets,Iron ore pellets,Steel slag cement,Gypsum board
- Steps before
- Sample collection,Sample weighing,Sample preparation
- Steps after
- Data analysis,Result interpretation,Report generation
- Input ingredients
- lime,gypsum,cement,ores,soil,minerals,slags,waste,quartz boats
- Output ingredients
- carbon dioxide (CO2),water (H2O),chromatogram
- Market info
- ELTRA Elemental Analysers is renowned for producing high-quality elemental analyzers, specializing in precise carbon, sulfur, oxygen, nitrogen, and hydrogen measurement in inorganic samples. Their reputation is built on reliability and accuracy in analytical instrumentation.
- Temperature steps
- Up to 5 steps
- Maximum temperature
- 1000°C
- Furnace type
- Resistance furnace
- Analysis time
- 5–20 min
- Detection method
- Solid state infrared absorption
- Number of IR cells
- 1 - 2
- IR path material
- Gold
- Required chemicals
- Copper oxide,magnesium perchlorate,sodium hydroxide
- Gas purity required
- Nitrogen 99.995%,Oxygen 99.995%
- Gas pressure required
- 2 - 4 bar / 30 - 60 psi
- Power requirements
- 230 V,50/60 Hz,max. 10 A,2300 W
- Dimensions
- 55 x 80 x 60 cm
- Weight
- ~ 65 kg
- Working mechanism
- Fractional analysis of carbon and water
- Integrated steps
- Up to 5 programmable temperature steps
- Temperature control
- Adjustable up to 1000°C
- Furnace atmosphere
- Oxygen or inert gas (N2/Argon)
- Measurement process
- Simultaneous determination of CO2 and H2O
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Machine footprint
- 55 x 80 x 60 cm
- Weight
- ~ 65 kg
- Furnace alignment
- Horizontal
- Sample carrier
- Quartz boats
- Control panel type
- PC with monitor
- Control panel type
- Multilingual,customized display
- Integration possibilities
- Single and multipoint calibration
- Temperature steps
- Up to 5 programmable steps
- Furnace atmosphere
- Oxygen or inert gas (N2,argon)
- Infrared cells
- Customizable,1 - 2 cells
- Gold IR path
- Increased cell lifetime for halogen or acid samples