ASTM E1746 Fire Testing for Windows & Glass in Building Construction
ASTM E1746-17a is the standard test method for the sampling and analysis of liquid chlorine for gaseous impurities.
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- Overview
- Scope, Applications, and Benefits
- Test Process
- Specifications
- Instrumentation
- Results and Deliverables
Overview
ASTM E1746-17a provides a test method for sampling liquid chlorine and analyzing it for gaseous impurities. These impurities can affect the quality, safety, and performance of chlorine used in industrial and chemical processes.
This standard is widely used to ensure that liquid chlorine meets purity specifications and is suitable for applications such as water treatment, chemical manufacturing, and disinfection.
Scope, Applications, and Benefits
Scope
ASTM E1746-17a focuses on collecting representative samples of liquid chlorine and determining the presence of gaseous impurities using appropriate analytical techniques. It ensures accurate impurity assessment.
The test evaluates:
- Gaseous impurities in chlorine
- Purity of liquid chlorine
- Contamination levels
- Suitability for industrial use
- Compliance with specifications
Applications
- Water treatment plants
- Chemical manufacturing
- Disinfection processes
- Chlorine production and storage
- Quality control laboratories
Benefits
- Ensures product purity
- Improves process efficiency
- Enhances safety in handling chlorine
- Supports regulatory compliance
- Enables consistent product quality
Test Process
Sample Collection
Liquid chlorine is sampled using specialized equipment.
1Vaporization
Sample is converted to gas for analysis.
2Impurity Analysis
Gaseous impurities are measured using analytical methods.
3Data Recording & EvaluationTechnical Specifications
Results are calculated and reported.
4Technical Specifications
| Parameter | Details |
|---|---|
| Applicable Materials | Liquid chlorine |
| Liquid chlorine | Liquid chlorine |
| Test Temperature | Controlled conditions |
| Measurement Unit | ppm or % |
| Measured Outputs | Concentration of gaseous impurities |
Instrumentation Used for Testing
- Sampling cylinders and valves
- Gas analysis instruments (GC or similar)
- Pressure and temperature control system
- Analytical balance
- Glassware
- Data acquisition system
Results and Deliverables
- Impurity concentration report
- Chlorine purity assessment
- Analytical data
- Test condition summary
- ASTM compliance report
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Frequently Asked Questions
ASTM E1746-17a is a standard test method used for sampling and analyzing liquid chlorine to detect and quantify gaseous impurities affecting quality and safety.
ASTM E1746-17a is important because impurities can impact reactivity, safety, and storage stability, making accurate analysis essential for industrial and chemical processing applications.
ASTM E1746-17a involves collecting chlorine samples under controlled conditions and analyzing released gases using suitable analytical techniques such as gas chromatography.
ASTM E1746-17a requires sampling cylinders, pressure control systems, gas analysis instruments, and safety equipment for handling hazardous chlorine.
Results are reported as concentration of gaseous impurities, typically in ppm, helping ensure chlorine quality and compliance with safety and industrial standards.
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