By accurately measuring the chloride ion content, the instrument helps evaluate the risk of premature corrosion of reinforcing steel in concrete, thereby supporting the quality control and durability assessment of concrete structures. Its compact design and simple operation make it particularly suitable for on-site testing as well as laboratory applications.

Rapid Chloride Ion Content Tester for Concrete

Model:TDCL-3

I. Scope of Application

The Rapid Chloride Ion Content Tester is designed for the rapid determination of water-soluble chloride ion content in inorganic materials such as concrete, aggregates, cement, and mixing water at room temperature. Equipped with dedicated analysis software and chemical anti-interference reagents, the instrument provides fast, accurate, and reliable test results while minimizing the influence of interfering substances.

The Rapid Chloride Ion Content Tester is designed in accordance with or with reference to the following standards: JTJ 270-98, GB/T 50476-2008, JGJ 206-2010, SL 352-2006 , GB/T 8077-2000, ASTM C1218/C1218M, AASHTO T 260, BS 1881-124, EN 14629

II. Technical Parameters

1. Measurement Range: 1.0 × 10⁻⁵ to 1.0 × 10⁻¹ mol/L

2. Electrode: Imported composite electrode, capable of being inserted directly into fresh concrete for in-situ measurement.

3. Temperature Accuracy: ±0.5°C

4. Standby Time: >50 hours

5. Operating Voltage: DC 5 V

6. Measurement Accuracy: <5%

III. Product Features

1. Suitable for determining the water-soluble chloride ion content in concrete, aggregates, admixtures, mixing water, and other inorganic materials.

2. Chloride Ion Concentration Measurement Range: 1.0 × 10⁻¹ to 5.0 × 10⁻⁵ mol/L.

3. Determines the chloride ion concentration and chloride ion content per gram of sample within 3 minutes, providing fast and efficient analysis.

4. Built-in printing function for direct printing of test results.

5. Capable of testing solid samples.

6. Calibration solution concentration and sample weight can be entered manually.

7. Measurement Accuracy: ±0.5% of full scale.

8. Display Resolution: 0.000001 mol/L (1 × 10⁻⁶ mol/L).

IV. Application Fields

The Rapid Chloride Ion Content Tester is widely used in various fields, including:

Concrete durability testing

Highway and bridge engineering inspection

Marine engineering and port construction

Water conservancy and hydropower projects

Cement and concrete production quality control

Aggregate and admixture testing

Construction material laboratories

Research institutes and universities

It is an ideal testing instrument for evaluating chloride ion content in concrete materials and preventing reinforcement corrosion caused by excessive chloride concentration.

V. Product Advantages

1. Fast and Efficient Testing

The instrument can complete chloride ion concentration measurement within a few minutes, significantly improving testing efficiency compared with traditional laboratory analysis methods.

2. Suitable for On-Site Testing

With a compact structure, low power consumption, and simple operation, the tester can be easily transported and used at construction sites, inspection locations, and field laboratories.

3. Direct Measurement Capability

The imported composite electrode can be directly inserted into fresh concrete for rapid in-situ measurement, reducing sample preparation time and improving detection efficiency.

4. Intelligent Data Processing

The professional software automatically processes measurement data and provides accurate test results. The built-in printing function allows users to record and archive test reports conveniently.

5. Reliable Anti-Interference Performance

The specially developed chemical anti-interference reagents effectively reduce the influence of other ions and improve the stability and accuracy of chloride ion measurements.

VI. Importance of Chloride Ion Testing in Concrete

Chloride ions are one of the main factors affecting the durability of reinforced concrete structures. When chloride ions penetrate concrete and reach the steel reinforcement surface, they may destroy the passive film of steel bars and accelerate corrosion.

Regular chloride ion content testing helps engineers:

Evaluate the durability of concrete structures;

Control chloride contamination in raw materials;

Prevent premature reinforcement corrosion;

Extend the service life of bridges, marine structures, and infrastructure.

The Rapid Chloride Ion Content Tester provides a practical and efficient solution for chloride ion monitoring in modern concrete engineering.