Dean & Stark apparatus

Get a Price/Quote

Product Details:

Automation Grade Manual
Temperature Withstands up to 300C (depending on glass type and application)
Power Supply Not required (external heating source used)
Mounting Type Bench/lab stand with clamps
Accuracy 0.1 mL (dependent on receiver gradations)
Features Heat- and chemical-resistant borosilicate glass construction, leakproof connections, graduated receiver, easy assembly/disassembly
Measuring Range 1 mL to 100 mL (graduated receiver)
Click to View more

Request to Call Back Send Inquiry

Product Details
Product Description

Dean & Stark apparatus Price And Quantity

Reusability Fully reusable except in case of breakage
Cleaning/Care Easily cleaned with standard lab solvents
Receiver Graduations Clearly marked, 0.1 mL or 1 mL increments
Safe Operation Requires handling with lab gloves, proper lab setup
Heat Source Uses external heat (heating mantle or water/oil bath)
Assembly Components Distillation flask, vertical condenser, graduated receiver, joints, stoppers
Material Borosilicate glass (heat and chemical resistant)
Packing Typically foam or padded box for glassware protection
Color Transparent/clear glass

Dean & Stark apparatus Product Specifications

Automation Grade Manual
Test Range Extraction and measurement of small to moderate volumes (typically 1100 mL water or solvent)
Specimen Size Varies by flask size and receiver capacity (usually 50 mL 1000 mL)
Temperature Withstands up to 300C (depending on glass type and application)
Interface Type Glass socket/joint interfaces
Port Size Standard ground joint sizes (e.g., 24/29, 19/26, or custom as required)
Response Time Immediate (visual during operation)
Usage Water determination, sample moisture analysis, essential oil extraction, organic synthesis
Resolution 0.1 mL or as per graduation
Capacity Receiver tubes typically 1 mL to 100 mL
Number of Specimens Single distillation per assembly
Mounting Type Bench/lab stand with clamps
Max Height Depends on kit configuration, typically up to 50 cm
Power Supply Not required (external heating source used)
Control Mode Manual operation
Equipment Type Laboratory apparatus for water/distillate separation
Accuracy 0.1 mL (dependent on receiver gradations)
Features Heat- and chemical-resistant borosilicate glass construction, leakproof connections, graduated receiver, easy assembly/disassembly
Hardness Glass, Mohs hardness ~5.5
Humidity Ambient environmental humidity
Machine Weight Typically 200500 g (without receiver and flask)
Application Determination of water/moisture in samples via azeotropic distillation
Display Type Glass graduated receiver (visual measurement)
Measuring Range 1 mL to 100 mL (graduated receiver)
Test Speed Dependent on heating rate and solvent type

Reusability Fully reusable except in case of breakage
Cleaning/Care Easily cleaned with standard lab solvents
Receiver Graduations Clearly marked, 0.1 mL or 1 mL increments
Safe Operation Requires handling with lab gloves, proper lab setup
Heat Source Uses external heat (heating mantle or water/oil bath)
Assembly Components Distillation flask, vertical condenser, graduated receiver, joints, stoppers
Material Borosilicate glass (heat and chemical resistant)
Packing Typically foam or padded box for glassware protection
Color Transparent/clear glass

Dean & Stark apparatus Trade Information

Sample Available Yes
Sample Policy Sample costs shipping and taxes has to be paid by the buyer
Main Export Market(s) Australia, Eastern Europe, Middle East, Africa, Western Europe, Central America, South America, Asia, North America
Main Domestic Market All India
Certifications ISO Certification, MSME Certificate

Product Description

Our company is offering high quality Dean Stark Apparatus which is conidered to be a glassware piece that is used for collecting water from a reactor in a synthetic chemistry. The offered product is equipped with voltage regulator, easy operations, stable as well as noise free instruments. Furthermore, our product is made using high grade material which makes it sturdy structured, crack/break free, capable of working in high as well as low pressure, durable, reliable and many more. Dean Stark Apparatus is featured with a regulator display which shows the accurate temperature and voltage. Apart from this, it is highly used in laboratories due to its corrosion and chemical resistant properties and is available in different dimensions and sizes.

Product Specification -

"For estimation of moisture in lubricating oils as per IP-74 Electrically heated, ASTM D- 95 with one 10 cc receiver Flask Complete with stand, heating mental With energy regulator, clamp, 500ml flask& glass parts."

Precision Handling for Laboratory Separation

Engineered for accurate moisture analysis, the Dean & Stark apparatus is ideal for extracting and quantifying water in various sample matrices. Its borosilicate glass construction ensures resistance to high temperatures and aggressive chemicals, making it indispensable in chemistry, petrochemical, and pharmaceutical labs.

User-Friendly Assembly and Operation

With modular componentsdistillation flask, vertical condenser, and graduated receiverthis apparatus offers straightforward manual operation with standard glass joints. Its clear graduations enable precise measurement while allowing easy assembly, cleaning, and reuse for multiple testing cycles.

Optimal Protection and Longevity

Every apparatus is securely packed in foam or padded boxes to minimize risk during shipping. With a Mohs hardness of approximately 5.5, the glass offers durability under regular laboratory use. Adherence to proper handling and cleaning procedures ensures long service life.

FAQs of Dean & Stark apparatus:

Q: How is the Dean & Stark apparatus assembled for distillation?

A: The apparatus includes a distillation flask, vertical condenser, and graduated receivereach with standardized ground glass joints for easy and leakproof assembly. Connect these with appropriate clamps on a lab stand and attach to an external heat source to initiate the distillation process.

Q: What are the main applications of the Dean & Stark apparatus?

A: Primarily designed for azeotropic distillation, it is widely used in moisture determination, water content analysis in various chemicals, organic synthesis, and extraction of essential oils from plant materials.

Q: When should the apparatus be used with a water or oil bath versus a heating mantle?

A: Use a water or oil bath for samples requiring gentle and uniform heating or sensitive to direct heat, while a heating mantle suits higher-temperature applications or when direct flask heating is acceptable. The choice depends on the solvents boiling point and experimental requirements.

Q: Where can this apparatus be used safely?

A: It is ideal for use in well-ventilated laboratory environments, mounted on a stable bench with appropriate clamps. Operator safety is enhanced by using lab gloves and following standard laboratory protocols.

Q: What is the cleaning and care process for this glassware?

A: After use, clean the components with standard laboratory solvents to remove residues. Rinse thoroughly and allow to dry before storage. The borosilicate glass construction facilitates easy cleaning and resists chemical corrosion.

Q: How does the apparatus benefit laboratory workflows?

A: It offers accurate, immediate visual measurements of water or other distillates, thereby supporting quality control, research, and analytical processes. Its reusability and modular design streamline repetitive analyses, contributing to laboratory efficiency.

Tell us about your requirement

Price:

Quantity

Select Unit

50
100
200
250
500
1000+

Additional detail

Mobile number

Other Products in 'Oil & Petroleum Testing Instruments' category

Petroleum Test Equipment Control Mode : Digital PLC control Accuracy : 0.5% Mounting Type : Tabletop Power Supply : AC 220V, 50Hz Features : Programmable, Overload Protection, Automatic Test Report Temperature : 10C 40C Capacity : 20 L Max Height : 400 mm Operating Voltage : 220 V Port Size : 1/2 inch Resolution : 0.1 N Number of Specimens : 15 Response Time : <2 sec Frequency : 50 Hz Display Type : Digital LCD Measuring Range : 01000 N Usage : Laboratory/Industrial Application : Petroleum sample analysis & testing Humidity : 40% 80% RH Test Range : 0 1000 N Test Speed : 0.1500 mm/min (adjustable) Machine Weight : 38 kg Gas Pressure : 01 MPa Automation Grade : SemiAutomatic Interface Type : USB & RS232 Specimen Size : Customizable Test Width : 200 mm Test Stroke : 300 mm

Send Inquiry

Cloud & Pour Point Apparatus Control Mode : Manual Accuracy : 0.5C Mounting Type : Benchtop Power Supply : 230 V AC, 50 Hz Features : Double walled insulated body, easy maintenance, corrosionresistant finish, removable test jar, conforms to ASTM D2500/D97 Temperature : 40C to +50C Capacity : One test sample Max Height : Approx. 40 cm Operating Voltage : 230 V AC Port Size : Standard test jar opening Resolution : 0.1C Number of Specimens : 1 at a time Response Time : Immediate Frequency : 50 Hz Display Type : Analog thermometer Measuring Range : Up to 40C Usage : Laboratory analysis of petroleum products Equipment Type : Cloud & Pour Point Apparatus Application : Determining cloud point and pour point of petroleum products Humidity : Ambient Test Range : Cloud Point & Pour Point determination as per test standards Test Speed : Manual operation Machine Weight : Approx. 5 kg Automation Grade : Manual Specimen Size : Typically 50 ml (as per ASTM D97/D2500)

Send Inquiry

Pensky Marten Flash Point Apparatus ( Open Type) Control Mode : Manual Accuracy : 1C (depending on thermometer used) Mounting Type : Table top Power Supply : No power required (spirit lamp fuelled) Features : Brass cup, removable lid, spirit lamp, test flame device, bath, and metallic tripod stand Temperature : Room temperature to 370C (approx.) Capacity : One test at a time Max Height : Approx. 200 mm (assembled) Operating Voltage : Not required (uses spirit lamp) Port Size : Cup Diameter approx. 55 mm Resolution : 1C Number of Specimens : Single specimen per test Response Time : Immediate/manual observation Measuring Range : 80C to 400C Usage : Laboratory testing of petroleum/petrochemical products Equipment Type : Flash Point Apparatus (Open Type) Humidity : Ambient Test Range : Open Cup Flash Point Range typically 80C to 400C Test Speed : Manual operation Gas Pressure : Atmospheric Automation Grade : Manual Interface Type : Manual interface Test Width : Standard cup size as per IS: 1448 (P:33) Test Stroke : Liftable cover for stirring and testing

Send Inquiry

Bomb Calorimeter (Digital) (With Safety Device) Control Mode : Microprocessor based digital control Accuracy : 0.1% of reading Mounting Type : Table Top Power Supply : 230V AC, 50Hz Features : Automatic safety device, automatic water filling, digital temperature display Temperature : Ambient to 40C (Operating) Capacity : 300 ml Water Capacity Max Height : Approx. 45 cm Operating Voltage : 230 V AC Port Size : Standard Type Resolution : 0.01C or 1 calorie Number of Specimens : Single specimen at a time Response Time : Within 5 seconds Frequency : 50 Hz Display Type : Digital LED display Measuring Range : Up to 10,000 Cal/g Equipment Type : Digital Bomb Calorimeter (with safety device) Application : Determining calorific value of solid & liquid fuels Test Range : Up to 10,000 calories Gas Pressure : Oxygen at 30 atm (Required for operation) Interface Type : Digital with sensor input Specimen Size : Up to 1 gram (solid fuel sample)

Send Inquiry

SEND INQUIRY CALL ME FREE