Products
TOC Analyzers
The Welso WTOC1000 Total Organic Carbon (TOC) Analyzer is equipped with a comprehensive high-temperature catalytic combustion oxidation system, which can more thoroughly oxidize and digest water samples containing particulate matter and suspended matter, and is particularly suitable for detecting strong acid, strong alkalinity, high salt and high chlorine content samples.
Product Details
Powerful oxidation · Intelligent detection · Response to complex water quality challenges
The Welso WTOC1000 Total Organic Carbon (TOC) Analyzer is equipped with a comprehensive high-temperature catalytic combustion oxidation system, which can more thoroughly oxidize and digest water samples containing particulate matter and suspended matter, and is particularly suitable for detecting strong acid, strong alkalinity, high salt and high chlorine content samples.

The equipment supports unattended intelligent detection and is widely used in complex water bodies with high molecular weight compounds, including polluted water, tap water, industrial water and other fields.
WTOC1000 combines efficient oxidation technology with a high-sensitivity NDIR detector to ensure fast and stable detection and meet a variety of extreme application requirements.
Automated sample processing function
Supports automatic dilution, automatic acid addition, and automatic gas purge, effectively reducing human operation errors and improving detection efficiency and safety.
High-temperature catalytic oxidation technology
Adopts 680°C high-temperature platinum catalytic combustion oxidation technology, which is particularly suitable for organic carbon detection of special samples such as seawater and high-salt water, ensuring thorough oxidation and accurate data.
High-sensitivity NDIR detector
Equipped with a self-developed non-dispersive infrared (NDIR) detector, it has high sensitivity and excellent stability to ensure accurate and reliable test results.
Flexible automated sampling system
Supports optional automatic sampler to achieve automatic batch detection of multiple samples, greatly improving laboratory detection efficiency.
Multi-function PC software platform
Provides powerful data management, chart generation and result output functions to meet the diverse needs of different users.
Precise airflow control technology
Adopts advanced gas flow precision control system to further improve analysis accuracy and system stability.
Intelligent PID temperature control technology
Precisely control temperature fluctuations through intelligent PID algorithm to ensure stable and reliable catalytic oxidation process.
Unique three-stage dehumidification technology
The innovative three-stage dehydration design greatly improves the drying efficiency and ensures that the moisture interference during the detection process is minimized.
Personalized standard curve management
Supports multiple sets of standard curve management functions, which is convenient for users to flexibly call according to different application scenarios and improve the convenience of detection.
Consumables management reminder function
The built-in consumables life management system reminds users to replace consumables in time to ensure the continuous and efficient operation of the instrument.
Modular design, convenient maintenance
The modular structure simplifies the equipment installation, maintenance and repair process, shortens the equipment downtime, and improves the overall user experience.

Technical Specification
Model | WTOC1000L | WTOC1000S |
Measurement Method | High temperature catalytic combustion | |
Detector | NDIR | |
Analsis Parameter | TC, TIC, TOC, NPOC | |
Control Mode | PC software controlled | |
Gas Requirement | Oxygen, purity ≥99.995% | |
Sample Type | Liquid sample (AS-W20 is optional.) | Solid sample(AS-S200 is needed.) |
Measurement Range | 0-1000mg/L,can extend to 0-100,000mg/L (Manually dilution) | 0-1000mg/L,can extend to 0-100,000mg/L (Automatically dilution) |
Limit of Detection | TC: 50μg/L | IC: 20μg/L |
Measuring Time | TC: around 4min | IC: around 3min |
Max. Permissible Error | TOC:± 5% | IC:± 4% |
Repeatability | ≤3% | |
Injection Volume | TC:100-500μL | 1C:100-2000μL |
Power Requirement | AC110/220V,50/60Hz,700W | IC: 20μg/L |
FAQ
Q:Do users need to fill the samples manually or automatically?
Q:Which fields can Welso TOC analyzer be applied in?
Q:What is the measurement range of TOC analyzer?
Q:What is the detection limit of TOC analyzer?
Q:Is Welso TOC analyzer online or offline?
+86 21 51096910
sales@welsobio.com
marketing@welsobio.com
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Head Office: No. 439 Jinglian Road, Minhang District, Shanghai,China, 201108