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UNITED SCIENTIFIC SUPPLIES Borosilicate Glass Stopper - Glass Stoppers

UNITED SCIENTIFIC SUPPLIES Borosilicate Glass Stopper

The UNITED SCIENTIFIC SUPPLIES Borosilicate Glass Stopper (SKU UNSGS13, MPN UNSGS13) is a colorless glass stopper with a size 13, featuring a 12 mm bottom diameter, 13 mm top diameter, and 36 mm overall height. Made…

SKU 3G-OTH-379965

Also listed as: UNSGS 13 · UNSGS-13

Brand
UNITED SCIENTIFIC SUPPLIES
Item
Borosilicate Glass Stopper
Category
Glass Stoppers
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

UNITED SCIENTIFIC SUPPLIES
Manufacturer Part Number
UNSGS13
Material
Borosilicate Glass
Color
Colorless
Top Dia
13 mm
Bottom Dia
12 mm
Overall Ht
36 mm
Stopper Size
13

Technical Documents

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UNITED SCIENTIFIC SUPPLIES Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The UNITED SCIENTIFIC SUPPLIES Borosilicate Glass Stopper (SKU UNSGS13, MPN UNSGS13) is a colorless glass stopper with a size 13, featuring a 12 mm bottom diameter, 13 mm top diameter, and 36 mm overall height. Made from borosilicate glass by UNITED SCIENTIFIC SUPPLIES INC, this stopper is designed for standard laboratory glassware sealing applications.

Frequently Asked Questions

What is a borosilicate glass stopper used for?

A borosilicate glass stopper is used to seal standard laboratory glassware such as flasks, bottles, and volumetric vessels. It provides a tight, inert closure that resists thermal shock and chemical attack, making it suitable for storing or mixing reagents, solvents, and samples in research, analytical, and industrial labs.

What are the specifications of the UNITED SCIENTIFIC SUPPLIES borosilicate glass stopper?

The UNITED SCIENTIFIC SUPPLIES borosilicate glass stopper (MPN UNSGS13) has a stopper size of 13, a bottom diameter of 12 mm, a top diameter of 13 mm, and an overall height of 36 mm. It is made from colorless borosilicate glass by UNITED SCIENTIFIC SUPPLIES INC, offering chemical durability and thermal resistance for lab sealing.

Where to buy UNITED SCIENTIFIC SUPPLIES glass stoppers worldwide?

You can source the UNITED SCIENTIFIC SUPPLIES borosilicate glass stopper (UNSGS13) worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time.

How to select the right glass stopper size for a lab flask?

To select the correct glass stopper, match the stopper size number (e.g., 13) to the corresponding ground-glass joint on your flask. Measure the top and bottom diameters of the joint; for the UNSGS13, the top diameter is 13 mm and bottom is 12 mm. Borosilicate glass stoppers from UNITED SCIENTIFIC SUPPLIES provide a precision fit for standard taper joints.

UNITED SCIENTIFIC SUPPLIES Products

3G Electric supplies UNITED SCIENTIFIC SUPPLIES glass stoppers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Solid cork stopper with a beige finish, size 12. Features a top diameter of 29 mm, bottom diameter of 22 mm, and overall height of 31 mm. No holes. Used to seal laboratory glassware such as flasks, test tubes, and bottles for general storage and sample containment
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Green neoprene rubber stopper, size 13, with a top diameter of 68 mm, bottom diameter of 58 mm, and overall height of 25 mm. Used to seal laboratory flasks, test tubes, and other glassware for mixing, storing, or transporting samples
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This 300 mL glass BOD bottle features a narrow mouth and a colorless body with an attached robotic stopper (135 mm). Designed for biochemical oxygen demand testing in water and wastewater analysis, it provides a reliable seal during incubation
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This colorless borosilicate glass stopper is designed for sealing laboratory glassware such as flasks, bottles, and volumetric vessels. With a stopper size of 16, it features a 15 mm bottom diameter, 16 mm top diameter, and 42 mm overall height. Borosilicate glass provides thermal and chemical resistance suitable for containing solvents, acids, and samples during storage or reaction processes
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