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Solid in Air Diffusion Apparatus

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MOQ : 1 Unit

Solid in Air Diffusion Apparatus Specification

Measurement Range
0 140 mm in diffusion length

Accuracy
0.5 mm for movement detection mm

Core Components
Diffusion tube, support frame, thermometer, solid sample holder, heater

Automation Grade
Manual

Voltage
230V AC Volt (v)

Capacity
Single tube setup, typically accommodates rods up to 150 mm length Pcs/hr

Power Source
Electric (for heater and measurement system)

Feature
Enables precise measurement of solid-air diffusion rate, easy assembly

Temperature Range
Ambient to 55 C (with heater) Celsius (oC)

Frequency
50 Hz Hertz (HZ)

Equipment Materials
Borosilicate glass tube, stainless steel rod, aluminum end plates, rubber stoppers

Type
Laboratory diffusion apparatus

Usage
To study the diffusion rate of solid (e.g., naphthalene) in air

Display Type
Analog scale with direct reading pointer

Dimension (L*W*H)
500 x 150 x 350 mm Millimeter (mm)

Weight
Approx. 8 kg Kilograms (kg)

Glass Tube Diameter
Approx. 25 mm

Sample Compatibility
Naphthalene, camphor, and similar sublimating solids

Operating Environment
Laboratory room conditions

End Connections
Rubber stoppers for airtight sealing

Mounting
Table top

Solid in Air Diffusion Apparatus Trade Information

Minimum Order Quantity
1 Unit

Payment Terms
Cash Against Delivery (CAD), Cash Advance (CA), Cash in Advance (CID), Cheque, Days after Acceptance (DA), Delivery Point (DP), Cash on Delivery (COD), Letter of Credit at Sight (Sight L/C), Telegraphic Transfer (T/T), Letter of Credit (L/C)

Delivery Time
2 Week

Sample Available
No

Main Export Market(s)
Australia, Central America, South America, Asia, North America, Western Europe, Eastern Europe, Middle East, Africa

Main Domestic Market
All India

Certifications
AS ISO 9001:2008, ISO 14001:2004 and OHSAS 18001:2007 CO.

About Solid in Air Diffusion Apparatus

Solid in Air Diffusion Apparatus

The set up consists of glass column, packing material, air rotameter and piping. Metered quantity of airflow is passed through the packed bed vertically upwards. The flow rate can be independently varied to simulate different conditions using rotameter. Naphthalene balls of known weight and diameter are used to form the packed bed for the calculation of mass transfer co-efficient of vaporization in air.

Experiments

To calculate the mass transfer co-efficient of vaporization of naphthalene in air using a packed bed of spherical particles of naphthalene.

Features

Superb Painted structure
Simple to operate & maintain
Compact & stand alone set up

Principle and Application

This apparatus operates on Ficks law of diffusion, allowing users to investigate how sublimating solids, such as naphthalene and camphor, diffuse through air under laboratory conditions. Its design facilitates both fundamental learning and advanced experimental research, bridging theoretical concepts and hands-on measurement for students and professionals alike.

Reliable Measurement and Construction

Built for laboratory reliability, the solid-air diffusion system incorporates a borosilicate glass tube (approx. 25 mm diameter), durable stainless steel rod, and aluminum end plates. The analog scale with a pointer assures direct, accurate readings of diffusion length, while the rubber stoppers and support frame guarantee stable and airtight performance throughout experiments.

FAQs of Solid in Air Diffusion Apparatus:

Q: How does the Solid in Air Diffusion Apparatus measure the diffusion rate of solids in air?

A: The apparatus utilizes Ficks law, tracking the movement of sublimating solid samples like naphthalene along a borosilicate glass tube. The analog scale displays diffusion length, allowing direct measurement with 0.5 mm accuracy based on the progression of the sublimating front over time.

Q: What types of samples are compatible with this diffusion apparatus?

A: Naphthalene, camphor, and similar solids that readily sublime are ideal for use with this apparatus. The sample holder accommodates rods up to 150 mm in length, enabling versatile experiments with various sublimating materials.

Q: When should laboratory users operate the heater incorporated in the apparatus?

A: The heater should be used when higher ambient temperatures are required, up to 55C, to observe temperature-dependent diffusion phenomena. Standard experiments can be performed at room temperature, but controlled heating enables expanded study parameters.

Q: Where is the ideal setting to use this apparatus?

A: This diffusion apparatus is specifically designed for laboratory environments, ensuring controlled conditions for accurate and reproducible diffusion measurements of solids in air.

Q: What is the process for assembling and starting an experiment with this device?

A: To begin, mount the tube on the support frame, secure the rubber stoppers for airtight conditions, place the solid rod sample in the holder, and set up the thermometer. After powering the heater if required, start the experiment and record the displayed diffusion length on the analog scale.

Q: How does the apparatus benefit research and teaching?

A: It provides precise, easily observable measurements of solid-air diffusion, bridging theoretical study with experimental practice. Its manual controls and direct readout support fundamental and applied science education and research in chemistry and physics labs.

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