Water In Bituminous Material (Dean-Stark

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Water In Bituminous Material (Dean-Stark

Name: Water In Bituminous Material (Dean-Stark
Brand: SUBITEK
Price: 6000.0 INR
Availability: InStock

Price 6000.0 INR/ Piece

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MOQ : 1 Piece

Water In Bituminous Material (Dean-Stark Specification

Temperature
Ambient to 200 C (depending on heating source)

Mounting Type
Bench-top

Power Supply
None required (operated with external heating mantle)

Display Type
Glass volume scale

Automation Grade
Manual

Interface Type
Manual

Resolution
0.05 ml

Operating Voltage
Heater dependent

Number of Specimens
1 per test

Humidity
Ambient

Application
Determination of water content in bituminous materials

Test Range
0.1% to 5% water

Measuring Range
Up to 10 ml graduation measurement

Specimen Size
100 g to 1000 g bituminous material

Port Size
Standard Dean-Stark glass joint sizes

Hardness
Glass, mohs scale 5.5

Features
Borosilicate glassware, clear scale, chemical resistant

Accuracy
0.05 ml

Max Height
Approx. 40 cm

Response Time
Real-time

Usage
Laboratory water analysis in bituminous materials

Capacity
250 ml, 500 ml, or 1000 ml flask size

Machine Weight
Approx. 6 kg

Test Speed
Manual operation

Test Width
Standard flask neck width

Control Mode
Manual

Joint Type
Standard ground glass

Collection Receiver Material
Borosilicate glass

Distillation Trap Capacity
10 ml, 25 ml, or 50 ml

International Standards
ASTM D95, IS: 1211

Chemical Compatibility
Petroleum, solvents, bituminous material

Cleaning Procedure
Wash with detergent and rinse with distilled water

Safety Precautions
Heat-resistant gloves and eye protection recommended

Graduation Interval
0.05 ml divisions

Equipment Type
Dean-Stark Apparatus

Heating Mantle Power
Adjustable (typically 100W500W, supplied separately)

Water In Bituminous Material (Dean-Stark Trade Information

Minimum Order Quantity
1 Piece

FOB Port
coimbatore

Payment Terms
Cash Advance (CA), Cash in Advance (CID)

Supply Ability
1 Piece Per Day

Delivery Time
1 Days

Sample Available
No

Packaging Details
cotton box

Main Export Market(s)
Asia, Africa

Main Domestic Market
Tripura, Pondicherry, Uttar Pradesh, Uttarakhand, All India, South India, Central India, West India, West Bengal, Gujarat, Kerala, Lakshadweep, Mizoram, Meghalaya, Manipur, Andhra Pradesh, Bihar, Chandigarh, Daman and Diu, Goa, Jharkhand, Odisha, Punjab, Assam, Delhi, Dadra and Nagar Haveli, Karnataka, North India, East India, Andaman and Nicobar Islands, Arunachal Pradesh, Chhattisgarh, Haryana, Himachal Pradesh, Jammu and Kashmir, Madhya Pradesh, Maharashtra, Nagaland, Rajasthan, Sikkim, Tamil Nadu, Telangana

About Water In Bituminous Material (Dean-Stark

Specification:

A Water in Bituminous Material Dean-Stark spec refers to a standardized test method, like ASTM D95 or IS 1211:2022, that uses a Dean-Stark apparatus and distillation with a water-immiscible volatile solvent to determine the water content in bituminous materials such as asphalt and bitumen emulsions. The spec outlines the apparatus components and the procedures for conducting the test, collecting, and reporting the water volume from the distilled sample.

Key Components of the Apparatus

Distillation Flask: A glass flask (e.g., 500 ml) where the sample and solvent are heated.
Dean-Stark Apparatus: The condensing and collecting system, which includes a reflux condenser and a graduated receiver trap that separates the water from the solvent.
Electric Heater: A controlled heating device to provide consistent heat for distillation.
Support Stand and Clamps: To hold the flask, condenser, and receiver in place.

Test Method Overview

Sample Preparation:

A sample of the bituminous material and a water-immiscible volatile solvent are placed in the distillation flask.
Heating and Distillation:

The mixture is heated, and the solvent evaporates, rises, and condenses in the condenser.
Water Collection:

The condensed liquid flows into the Dean-Stark trap, where water, being denser, settles at the bottom, while the immiscible solvent overflows and returns to the flask.
Measurement:

The test continues until the volume of water in the trap remains constant.
Reporting:

The collected water's volume is measured from the graduated tube to determine the water content in the bituminous material.

Standard Specifications

ASTM D95:

A widely recognized standard for the determination of water in petroleum products and bituminous materials by the distillation method.
IS 1211:2022:

The Indian standard for testing tar and bituminous materials, specifically for the determination of water content using the Dean and Stark method.
EN 1428:

A European standard for the determination of water content in petroleum products and bituminous materials.

Precise Water Measurement in Bituminous Materials

This apparatus provides accurate determination of water content in bituminous materials by distillation, with a resolution up to 0.05 ml and measurement range up to 10 ml. Manual operation allows for real-time response, catering to the requirements of petroleum and solvent analyses in laboratories, ensuring compliance with ASTM D95 and IS: 1211 standards.

Robust Borosilicate Glassware and Scalability

Designed from high-quality borosilicate glass, the Dean-Stark setup offers exceptional chemical resistance, durability, and visibility with a clear, graduated scale. With various flask and trap sizes available, users can select capacity options best suited to their laboratory specimen needs, ensuring versatile application and accurate readings every time.

User-Friendly and Safe Operation

Manual control mode and bench-top mounting make the Dean-Stark Apparatus easy to use. The process involves heating bituminous samples with an adjustable heating mantle, collecting water in the trap, and reading the glass scale for results. Following recommended safety precautions, such as using heat-resistant gloves and eye protection, ensures safe handling throughout the analysis.

FAQ's of Water In Bituminous Material (Dean-Stark:

Q: How does the Dean-Stark Apparatus measure water in bituminous materials?

A: The apparatus uses distillation, where the bituminous sample is heated in a flask using an external heating mantle. Water separates and is collected in the calibrated trap, allowing users to read the water content directly from the glass scale with 0.05 ml resolution.

Q: What standards does this equipment comply with for water determination?

A: This Dean-Stark apparatus is designed in accordance with international standards ASTM D95 and IS: 1211, ensuring reliable and standardized results for laboratory water analysis in bituminous materials.

Q: When should safety precautions be followed during operation?

A: Safety precautions should be strictly followed whenever the apparatus is heated or handled, including the use of heat-resistant gloves and eye protection to prevent burns or chemical exposure.

Q: Where is the Dean-Stark Apparatus typically used?

A: Typically, this apparatus is used in laboratory settings for the analysis of petroleum derivatives, solvents, and bituminous materials. It is suitable for industries dealing with material characterization, research, and quality control.

Q: What is the recommended cleaning procedure after testing?

A: After use, the apparatus should be thoroughly washed with detergent and rinsed with distilled water to maintain measurement accuracy and chemical compatibility, as recommended by operational standards.

Q: What benefit does using borosilicate glassware provide for this equipment?

A: Borosilicate glass offers high chemical resistance, enhanced durability, and clear visibility of graduation marks, which contribute to precise measurement and longevity of the apparatus under laboratory conditions.

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