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Supertek Lab Stopper

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Supertek Solid Silicon Rubber Stopper, Base Dia 17 mm, Top Dia 20 mm, CH12521/9 (Pack of 10)

Ships within 4 days

Supertek Solid Silicon Rubber Stopper Red (Base Dia: 5 - 40 mm) (Pack of 20)

By Supertek

Pack of 10 piece

₹223 - ₹5,899

You save ₹733!

47.78% OFF

Supertek Solid Silicon Rubber Stopper Red (Pack of 20) is designed to provide a secure, airtight seal for a variety of laboratory glassware, including flasks, bottles, and test tubes. Made from high-quality silicone rubber, these stoppers offer excellent chemical resistance, heat tolerance, and long-term durability. Their flexibility ensures a snug fit while preventing leakage, evaporation, or contamination of liquids and reagents. The bright red color makes them easy to identify in busy laboratory settings, helping maintain organization and efficiency. This pack of 20 silicon rubber stoppers is ideal for research laboratories, educational institutions, pharmaceutical labs, and industrial facilities requiring reliable and reusable sealing solutions. Resistant to a wide range of chemicals and temperature variations, these stoppers maintain their performance even after repeated use. Easy to insert, remove, and clean, Supertek Solid Silicon Rubber Stoppers are essential accessories for safe, precise, and efficient laboratory operations.

Material : Silicon Rubber

Color : White

Type of Product : Stopper

Application Area : Laboratory

Supertek Solid Rubber Stopper Number 9, Base Dia 21.5 mm, Top Dia 28 mm, CH12500/12 (Pack of 10)

Ships within 6 days

Supertek Solid Rubber Stopper Base Solid Red (Base Dia: 6 - 51 mm) (Pack of 10)

By Supertek

Pack of 10 piece

₹42 - ₹1,533

Supertek Solid Rubber Stopper Base Solid Red (Pack of 10) is designed to provide a firm, leak-proof seal for a wide range of laboratory glassware, including test tubes, flasks, and bottles. Made from high-quality solid rubber, these stoppers offer excellent flexibility, durability, and resistance to wear. The precise shape ensures a snug and secure fit, effectively preventing leakage, contamination, and evaporation of liquid or chemical contents. The bright red color allows for easy identification in busy laboratory environments. This pack of 10 rubber stoppers is ideal for use in laboratories, research centers, educational institutions, and industrial facilities. These stoppers are resistant to a variety of chemicals and maintain their sealing efficiency even after repeated use. Easy to insert, remove, and clean, Supertek Solid Rubber Stoppers are a reliable and essential accessory for maintaining safe, organized, and efficient laboratory operations.

Material : Rubber

Type of Product : Stopper

Supertek Stopper With One Hole, Number 9, Base Dia 21.5 mm, Top Dia 28 mm, CH12510/12 (Pack of 10)

Ships within 6 days

Supertek Stopper With One Hole Red (Base Dia: 6 - 48 mm) (Pack of 10)

By Supertek

Pack of 10 piece

₹67 - ₹1,297

Supertek Stopper With One Hole Red (Pack of 10) is specially designed for laboratory applications that require controlled insertion of glass tubing, thermometers, or delivery tubes into flasks and test tubes. Made from high-quality, durable rubber, these stoppers provide a tight and secure fit while the pre-drilled central hole allows smooth and stable placement of instruments. The flexible yet sturdy construction ensures excellent sealing performance, helping to prevent leaks, evaporation, and external contamination during experiments and sample storage. The bright red color makes the stopper easily identifiable in busy lab environments. This pack of 10 one-hole stoppers is ideal for use in research laboratories, educational institutions, chemical processing units, and industrial labs. They are resistant to most common laboratory chemicals and maintain their shape even after repeated use. Easy to insert, remove, and clean, Supertek One-Hole Red Stoppers are an essential accessory for safe, accurate, and efficient laboratory operations.

Material : Rubber

Type : One Hole

Color : Red

Type of Product : Stopper

Pack of : 10 Pcs

Supertek Stopper With Two Hole, Number 15, Base Dia 38 mm, Top Dia 42 mm, CH12520/18R (Pack of 10)

Ships within 6 days

Supertek Stopper With Two Hole Red (Base Dia: 9 - 40 mm) (Pack of 10)

By Supertek

Pack of 10 piece

₹92 - ₹931

Supertek Stopper With Two Hole Red (Pack of 10) is specifically designed for laboratory applications that require multiple insertions, such as simultaneous use of glass tubing, thermometers, or gas delivery systems. Made from high-quality, durable rubber, these stoppers provide a secure and airtight fit, ensuring minimal leakage and contamination. The two pre-drilled holes allow precise placement of instruments while maintaining stability during experiments. The bright red color offers easy visibility, making them convenient for busy laboratory environments. This pack of 10 two-hole stoppers is ideal for research laboratories, educational institutions, chemical processing units, and industrial labs that require reliable, reusable accessories. Resistant to most common chemicals, these stoppers retain their shape and sealing efficiency even after repeated use. Easy to insert, remove, and clean, Supertek Two-Hole Red Stoppers are a dependable solution for safe, accurate, and efficient laboratory operations.

Material : Rubber

Type : Two Hole

Color : Red

Type of Product : Stopper

Pack of : 10 Pcs

Supertek Autoclavable Silicon Rubber Stopper Suba Seal for Socket Size B-14, CH12523/1 (Pack of 10)

Ships within 6 days

Supertek Autoclavable Silicon Rubber Stopper Suba Seal for Socket (Socket Size: B14 - B29) (Pack of 10)

By Supertek

Pack of 10 piece

₹919 - ₹2,359

Supertek Autoclavable Silicon Rubber Stopper Suba Seal for Socket (Pack of 10) is designed to provide a secure and leak-proof seal for laboratory sockets and glassware assemblies. Made from high-quality autoclavable silicone rubber, these stoppers offer excellent chemical resistance, heat tolerance, and durability, making them ideal for sterilization in autoclaves and repeated laboratory use. The Suba Seal design ensures a tight fit, preventing leakage, evaporation, and contamination during experiments or sample storage. Its smooth, flexible surface allows for easy insertion and removal without damaging the socket or connected apparatus. This pack of 10 stoppers is perfect for research laboratories, educational institutions, pharmaceutical labs, and industrial facilities that require reliable, reusable sealing solutions. Resistant to a wide range of chemicals and temperature variations, these stoppers maintain their efficiency over time. Combining safety, convenience, and long-lasting performance, Supertek Autoclavable Suba Seal Silicon Rubber Stoppers are essential for precise and efficient laboratory operations.

Material : Silicon Rubber

Color : White

Type of Product : Stopper Suba Seal

Pack of : 10 Pcs

Autoclavable : Yes

Supertek Hollow Glass Stopper Hexagonal Head, Cone Size 34/35, Transparent, 14.201.0035 (Pack of 12)

Ships within 6 days

Supertek Hollow Glass Stopper Hexagonal Head Transparent (Cone Size: 10/19 - 35/35) (Pack of 12)

By Supertek

Pack of 12 piece

₹789 - ₹3,067

Supertek Hollow Glass Stopper Hexagonal Head Transparent (Pack of 12) is precisely crafted to provide a secure and reliable closure for a wide range of laboratory glassware such as burettes, flasks, and reagent bottles. Made from high-quality, transparent glass, these hollow stoppers offer excellent clarity while maintaining strong chemical resistance. The hexagonal head design ensures a firm grip, making it easy to insert and remove without slipping, even when wearing gloves. The smooth, accurately ground surface helps form an airtight seal, preventing leakage and protecting samples from contamination. This pack of 12 is an ideal choice for laboratories, research institutes, and educational facilities that require dependable sealing solutions for daily use. Resistant to most common acids and solvents, the Supertek hollow glass stoppers are durable, reusable, and easy to clean. Their precision fit and sturdy construction make them a valuable accessory for maintaining accuracy, safety, and efficiency in laboratory applications.

Material : Glass

Type : Hollow

Color : Transparent

Type of Product : Stopper

Pack of : 12 Pcs

Application Area : Laboratories

Head Type : Hexagonal

Supertek Silicon Rubber Stopper Suba Seal for Test Tube Outer Dia 12 mm, CH12522/1 (Pack of 10)

Ships within 6 days

Supertek Silicon Rubber Stopper Suba Seal for Test Tube (Outer Dia: 12 - 25 mm) (Pack of 10)

By Supertek

Pack of 10 piece

₹553 - ₹1,167

Supertek Silicon Rubber Stopper Suba Seal for Test Tube (Pack of 10) is specially designed to provide a secure, airtight closure for laboratory test tubes. Made from premium-quality silicone rubber, these stoppers offer excellent chemical resistance, heat tolerance, and long-lasting durability. The Suba Seal design ensures a tight fit, preventing leaks, evaporation, and contamination of samples, making them ideal for precise laboratory experiments and safe reagent storage. The flexible material allows for easy insertion and removal without damaging the test tube. This pack of 10 silicon rubber stoppers is perfect for research laboratories, educational institutions, pharmaceutical labs, and industrial facilities that require reliable, reusable sealing solutions. Resistant to a wide range of chemicals and temperature variations, these stoppers maintain their sealing efficiency even after repeated use. Combining durability, convenience, and safety, Supertek Silicon Rubber Suba Seal Stoppers are essential accessories for efficient and accurate laboratory operations.

Material : Silicon Rubber

Color : White

Type of Product : Stopper Suba Seal

Pack of : 10 Pcs

Application Area : Laboratory

Autoclavable : Yes

Supertek Medium Length Single Socket, Size 55/44, Transparent, 14.101.0060 (Pack of 12)

Ships within 6 days

Supertek Medium Length Single Socket Transparent (Outer Dia: 13 - 60 mm) (Pack of 12)

By Supertek

Pack of 12 piece

₹1,887 - ₹16,519

Supertek Medium Length Single Socket Transparent (Pack of 12) is a high-precision laboratory glass connector designed to provide secure and stable connections between compatible glass joints. Made from premium-quality transparent glass, it allows clear visual monitoring of liquids and vapor flow during experiments. The medium-length design offers improved alignment and flexibility in complex setups while ensuring a firm and accurate fit. Its precisely ground socket ensures a tight, leak-proof seal, reducing the risk of contamination or loss of sample. This pack of 12 is ideal for laboratories, universities, and industrial testing environments that require consistent, dependable glassware components. The material offers excellent resistance to chemicals and temperature changes, making it suitable for both routine and advanced applications. Easy to clean and reusable, the Supertek Medium Length Single Socket is a reliable addition to any professional laboratory filtration, distillation, or experimental assembly.

Material : Glass

Color : Transparent

Type of Product : Single Socket

Length : Medium

Pack of : 12 Pcs

Application Area : Laboratories

Supertek Medium Length Single Cone, Size 14/23, Transparent, 14.104.0020 (Pack of 12)

Ships within 6 days

Supertek Medium Length Single Cone Transparent (Outer Dia: 8 - 50 mm) (Pack of 12)

By Supertek

Pack of 12 piece

₹1,887 - ₹16,519

Supertek Medium Length Single Cone Transparent (Pack of 12) is a precision-made laboratory glass connector designed for secure and efficient joining of glassware. Manufactured from high-quality transparent glass, this single cone provides excellent clarity, allowing users to easily observe the flow of liquids or vapors during experiments. Its medium length design offers a perfect balance between flexibility and stability, making it suitable for routine laboratory setups. The accurately ground cone ensures a tight, leak-proof connection with compatible laboratory joints. Supplied in a convenient pack of 12, this single cone set is ideal for research labs, educational institutions, and industrial testing facilities. It is highly resistant to chemicals and thermal variations, ensuring durability even in demanding conditions. Easy to clean, reusable, and reliable, the Supertek Medium Length Single Cone is an essential accessory for building safe, efficient, and professional laboratory assemblies.

Material : Glass

Color : Transparent

Type of Product : Single Cone

Length : Medium

Pack of : 12 Pcs

Application Area : Laboratories

Supertek Flat Head Solid Stopper For Reagent Bottles, Cone Size 24/29, 14.205.0015 (Pack of 12)

Ships within 6 days

Supertek Flat Head Solid Stopper For Reagent Bottles (Cone Size: 14/23 - 34/35) (Pack of 12)

By Supertek

Pack of 12 piece

₹1,887 - ₹6,843

Supertek Flat Head Solid Stopper for Reagent Bottles (Pack of 12) is designed to provide a tight and reliable closure for a wide range of laboratory reagent bottles. Manufactured from high-quality solid glass, these stoppers offer excellent durability and strong resistance to chemicals, making them suitable for everyday laboratory use. The precisely ground surface ensures an snug, airtight seal that helps prevent leaks, evaporation, and contamination, keeping reagents safe and uncontaminated for longer periods. The flat-head design allows for easy handling, insertion, and removal without slipping. This pack of 12 stoppers is ideal for laboratories, educational institutions, pharmaceutical units, and research facilities that require dependable and long-lasting sealing solutions. These stoppers are reusable, easy to clean, and maintain their sealing efficiency even after repeated use. With their sturdy construction and transparent finish, Supertek Flat Head Solid Stoppers are an essential accessory for safe reagent storage and efficient laboratory operations.

Material : Glass

Type : Solid

Color : Transparent

Type of Product : Stopper

Pack of : 12 Pcs

Head Type : Flat Head

Supertek Solid Glass Stopper For Penny Head Long Neck Flask, Cone Size 29/32, Amber, 14.207.0025 (Pack of 12)

Ships within 6 days

Supertek Solid Glass Stopper For Penny Head Long Neck Flask Amber (Cone Size: 10/19 - 34/35) (Pack of 12)

By Supertek

Pack of 12 piece

₹2,123 - ₹6,253

Supertek Solid Glass Stopper for Penny Head Long Neck Flask Amber (Pack of 12) is specially designed to provide a secure and airtight seal for long-neck laboratory flasks. Manufactured from high-quality amber glass, these stoppers help protect light-sensitive solutions by reducing UV exposure while offering excellent chemical resistance and long-term durability. The precisely ground cone shape ensures a tight, leak-proof fit, minimizing evaporation and contamination. The smooth surface and solid construction make them easy to insert and remove without damaging the flask neck. This pack of 12 amber stoppers is ideal for chemical laboratories, pharmaceutical units, educational institutions, and research facilities that regularly handle light-sensitive reagents and samples. Reusable and easy to clean, these stoppers retain their shape and sealing efficiency even after repeated use. Their strong build quality and dependable performance make Supertek Solid Glass Stoppers a reliable accessory for safe storage and accurate laboratory work.

Material : Glass

Type : Solid

Color : Amber

Type of Product : Stopper

Pack of : 12 Pcs

Application Area : Laboratories

Supertek Stopper Suba Seal Silicon Rubber Autoclavable with Turn Over Flange, Serrated, Size B-14, CH12523A/1 (Pack of 10)

Ships within 6 days

Supertek Stopper Suba Seal Silicon Rubber Autoclavable with Turn Over Flange Serrated (Socket Size: B14 - B29) (Pack of 10)

By Supertek

Pack of 10 piece

₹978 - ₹2,477

Supertek Stopper Suba Seal Silicon Rubber Autoclavable with Turn Over Flange Serrated (Pack of 10) is designed to provide a secure, airtight, and sterilizable closure for laboratory glassware. Made from premium autoclavable silicone rubber, these stoppers withstand repeated autoclaving, high temperatures, and chemical exposure, making them ideal for microbiology, pharmaceutical, and research laboratories. The serrated design ensures a firm grip and tight fit in sockets or test tubes, while the turn-over flange adds extra stability, preventing accidental dislodging during experiments. This pack of 10 stoppers is perfect for laboratories, educational institutions, and industrial facilities that require reliable, reusable sealing solutions. The Suba Seal ensures leak-proof performance, protecting samples from contamination and evaporation. Easy to clean, autoclavable, and highly durable, Supertek Serrated Suba Seal Silicon Rubber Stoppers provide safe, efficient, and precise sealing for daily laboratory operations, ensuring dependable performance for critical experimental work.

Material : Silicon Rubber

Type : Serrated

Color : White

Type of Product : Stopper Suba Seal

Autoclavable : Yes

Supertek Solid Glass Stopper For Penny Head Long Neck Flask, Cone Size 29/32, Transparent, 14.204.0025 (Pack of 12)

Ships within 6 days

Supertek Solid Glass Stopper For Penny Head Long Neck Flask (Cone Size: 10/19 - 35/35) (Pack of 12)

By Supertek

Pack of 12 piece

₹1,651 - ₹5,191

Supertek Solid Glass Stopper for Penny Head Long Neck Flask, Cone Transparent (Pack of 12) is designed to provide a tight, secure seal for long-neck laboratory flasks. Made from high-quality solid transparent glass, these stoppers offer excellent chemical resistance and long-term durability. The cone-shaped body ensures a precise fit into the flask neck, creating an effective airtight closure that helps prevent leakage, evaporation, and contamination of solutions. The penny head design provides a comfortable grip, making it easy to insert and remove the stopper without applying excessive force. This pack of 12 stoppers is ideal for laboratories, research centers, and educational institutions where accuracy and safety are essential. These stoppers are reusable, easy to clean, and resistant to most common laboratory chemicals. Their robust construction and smooth finish make them a reliable accessory for maintaining the integrity of stored samples and reagents in daily laboratory operations.

Material : Glass

Type : Solid

Color : Transparent

Type of Product : Stopper

Suitable For : Penny Head Long Neck Flask

Application Area : Laboratories

Supertek Spare Super Stopper For Long Neck Flask, Cone Size 29/32, 14.215.0030 (Pack of 10)

Ships within 6 days

Supertek Spare Super Stopper For Long Neck Flask (Cone Size: 10/19 - 29/32) (Pack of 20)

By Supertek

Pack of 10 piece

₹542 - ₹1,037

Supertek Spare Super Stopper for Long Neck Flask (Pack of 20) is specially designed to provide a secure, airtight seal for long-neck volumetric and laboratory flasks. Manufactured from high-quality, chemically resistant material, these stoppers ensure excellent durability and consistent performance in demanding lab environments. The precise fit helps prevent leakage, evaporation, and contamination of solutions, making them ideal for accurate laboratory measurements and safe storage of liquids. Their smooth surface and strong construction allow easy insertion and removal without damaging the flask neck. This convenient pack of 20 is perfect for laboratories, educational institutions, and research facilities that require reliable replacement stoppers for regular use. Resistant to most common chemicals and temperature variations, these super stoppers maintain their shape and sealing effectiveness over time. Easy to clean and reusable, Supertek Spare Super Stoppers are an essential accessory for maintaining efficiency and safety in daily laboratory operations.

Color : White

Type of Product : Spare Super Stopper

Compliance : DIN 12254 Standard

Application Area : Laboratories

Usage For : Long Neck Flask

Supertek Double Cone One At Each End, Size 34/35, Transparent, 14.124.0030 (Pack of 12)

Ships within 6 days

Supertek Double Cone One At Each End Transparent (Outer Dia: 13 - 30 mm) (Pack of 12)

By Supertek

Pack of 12 piece

₹4,011 - ₹7,551

Supertek Double Cone One At Each End Transparent (Pack of 12) is a precision-grade laboratory glass accessory designed for smooth and secure connections between apparatus with different joint sizes. Made from high-quality transparent glass, these double cones provide excellent visibility of liquid flow and reaction movement, allowing accurate monitoring during laboratory procedures. The clear, polished surface ensures minimal contamination risk while maintaining chemical resistance for use with a wide range of solvents and reagents. The balanced shape and smooth finish offer easy insertion and removal without damaging connected glassware. This pack of 12 is ideal for educational institutions, research laboratories, and industrial testing facilities that require reliable, repeatable connections in experiments. The double cone design at each end allows flexible usage in various setups, making it a highly versatile component in any lab environment. Durable, easy to clean, and built for long-term use, Supertek Double Cones are a practical and efficient choice for professional laboratory applications.

Material : Glass

Color : Transparent

Type of Product : Double Cone One At Each End

Pack of : 12 Pcs

Compliance : ISO 383/DIN 12249 Standards

Supertek Double Socket One At Each End, Size 34/35, Transparent, 14.120.0040 (Pack of 12)

Ships within 6 days

Supertek Double Socket One At Each End Transparent (Outer Dia: 18 - 38 mm) (Pack of 12)

By Supertek

Pack of 12 piece

₹2,713 - ₹6,961

Supertek Double Socket One At Each End Transparent (Pack of 12) is a high-quality laboratory glass component designed to safely join two glass joints in a simple and efficient way. Made from durable, transparent glass, it provides clear visibility of the connection point, helping users monitor liquid or vapor flow during experiments. The precisely formed sockets on both ends ensure a tight, secure fit with standard laboratory glassware, reducing the risk of leakage or contamination. Its smooth, polished surface allows easy attachment and removal without damaging other components. This pack of 12 double sockets is ideal for research laboratories, educational institutions, and industrial testing environments where dependable connections are essential. It is suitable for a wide range of chemical and analytical applications, offering excellent chemical resistance and long-term durability. Easy to clean and reuse, the Supertek Double Socket is a reliable and practical addition to any scientific setup.

Material : Glass

Color : Transparent

Type of Product : Double Socket One At Each End

Pack of : 12 Pcs

Compliance : ISO 383/DIN 12249 Standards

Application Area : Laboratories

Supertek Stopper Suba Seal Silicon Rubber Autoclavable with Turn Over Flange, Non Serrated for Test Tube Outer Diameter 18 mm, CH12522A/3 (Pack of 10)

Ships within 6 days

Supertek Stopper Suba Seal Silicon Rubber Autoclavable with Turn Over Flange, Non Serrated for Test Tube (Outer Dia: 12 - 25 mm) (Pack of 10)

By Supertek

Pack of 10 piece

₹589 - ₹1,297

Supertek Stopper Suba Seal Silicon Rubber Autoclavable with Turn Over Flange, Non-Serrated for Test Tube (Pack of 10) is engineered to provide a secure, airtight, and sterilizable closure for laboratory test tubes. Made from high-quality autoclavable silicone rubber, these stoppers are resistant to chemicals, heat, and repeated sterilization cycles, making them ideal for use in microbiology, pharmaceutical, and research laboratories. The non-serrated design ensures a smooth fit, while the turn-over flange adds an extra layer of safety, preventing accidental removal and ensuring stability during experiments. This pack of 10 stoppers is perfect for laboratories, educational institutions, and industrial facilities that require reliable, reusable sealing solutions. The Suba Seal design ensures leak-proof performance, reducing contamination and evaporation risks. Easy to clean, autoclavable, and durable, Supertek Suba Seal Silicon Rubber Stoppers provide efficient, safe, and precise test tube sealing for daily laboratory operations.

Material : Silicon Rubber

Type : Non Serrated

Color : White

Type of Product : Stopper Suba Seal

Autoclavable : Yes

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Top Selling Supertek Lab Stopper Products Price List for March 2026

Product Name	Specifications	Expected Price	Dispatch Time	Discount
Supertek Solid Rubber Stopper Number 9, Base Dia 21.5 mm, Top Dia 28 mm, CH12500/12 (Pack of 10)	Base Diameter 21.5 mm \| Color Red	₹247	6 days	--
Supertek Stopper With One Hole, Number 9, Base Dia 21.5 mm, Top Dia 28 mm, CH12510/12 (Pack of 10)	Base Diameter 21.5 mm \| Color Red	₹270	6 days	--