ASTM E1735 Fire Spread & Thermal Testing for Building Components

ASTM E1746-17a is the standard test method for the determination of water content in liquid chlorine. The method uses infrared spectrophotometry. Trace amounts of water may be detrimental to the use of chlorine in some applications.

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ASTM E1735 Fire Spread & Thermal Testing for Building Components

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Overview
Scope, Applications, and Benefits
Test Process
Specifications
Instrumentation
Results and Deliverables

Overview

ASTM E1754-17a provides a test method for determining very low concentrations of water in liquid chlorine using infrared (IR) spectrophotometry. Even trace amounts of water can cause corrosion and safety issues in chlorine systems, making accurate detection essential.

This standard is widely used in chemical and industrial applications to ensure the purity and safe handling of liquid chlorine.

Scope, Applications, and Benefits

Scope

ASTM E1754-17a focuses on the quantitative determination of trace water content in liquid chlorine using IR absorption techniques. It ensures reliable detection of moisture at very low levels.

The test evaluates:

Water concentration in liquid chlorine
Moisture contamination levels
Purity of chlorine
Suitability for industrial use
Compliance with specifications

Applications

Chlorine production and storage
Water treatment plants
Chemical processing industries
Disinfection systems
Quality control laboratories

Benefits

Detects trace moisture accurately
Prevents corrosion and system damage
Ensures product purity
Enhances operational safety
Supports regulatory compliance

Test Process

Sample Preparation

Liquid chlorine sample is handled under controlled conditions.

IR Analysis

Sample is analyzed using infrared spectrophotometer.

Peak Measurement

Water absorption peaks are identified.

Data Recording & Evaluation

Water content is calculated from IR data.

Technical Specifications

Parameter	Details
Applicable Materials	Liquid chlorine
Detection Range	ppm level (low-level moisture)
Wavelength Range	Typically mid-IR region
Test Temperature	Controlled conditions
Measured Outputs	Water content (ppm)

Instrumentation Used for Testing

Infrared spectrophotometer (FTIR)
Sample handling system for chlorine
Calibration standards
Optical cells
Data acquisition system

Results and Deliverables

Water concentration (ppm)
Moisture contamination assessment
IR spectrum analysis
Test condition summary
ASTM compliance report

Frequently Asked Questions

ASTM E1754-17a is a standard test method used to determine low levels of water in liquid chlorine using infrared spectrophotometry, ensuring accurate moisture analysis.

ASTM E1754-17a is important because water contamination can cause corrosion, affect stability, and create safety hazards, making precise measurement essential for industrial chlorine handling.

ASTM E1754-17a uses infrared spectrophotometry to detect water by measuring absorption at specific wavelengths corresponding to water molecules in chlorine samples.

ASTM E1754-17a requires an infrared spectrophotometer, specialized sample cells, calibration standards, and controlled conditions for handling liquid chlorine safely.

Results are reported as water concentration, typically in ppm, helping ensure chlorine purity, prevent corrosion, and maintain safe storage and handling conditions.

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