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WHEATON Stopper: Chlorobutyl, 20 Stopper Size, 13.1 mm Bottom Dia, 20 mm Top Dia - Synthetic Rubber Stoppers
WHEATONSynthetic Rubber Stoppers

WHEATON Stopper: Chlorobutyl, 20 Stopper Size, 13.1 mm Bottom Dia, 20 mm Top Dia

The WHEATON Stopper: Chlorobutyl is a synthetic rubber stopper with a 20 stopper size, featuring a 13.1 mm bottom diameter, 20 mm top diameter, and 8.38 mm overall height in gray. It is manufactured from chlorobutyl…

SKU 3G-OTH-382712

Brand
WHEATON
Item
Stopper: Chlorobutyl, 20 Stopper Size, 13.1 mm Bottom Dia, 20 mm Top Dia
Category
Synthetic Rubber Stoppers
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Technical Specifications

WHEATON
Manufacturer Part Number
224100-174
Type
Gray
Material
Chlorobutyl
Color
Gray
Top Dia
20 mm
Standards
EP 3.2.1
Bottom Dia
13.1 mm
Overall Ht
8.38 mm
Stopper Size
20
View Full Spec Sheet

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WHEATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WHEATON Stopper: Chlorobutyl is a synthetic rubber stopper with a 20 stopper size, featuring a 13.1 mm bottom diameter, 20 mm top diameter, and 8.38 mm overall height in gray. It is manufactured from chlorobutyl material and complies with EP 3.2.1 standards.

Frequently Asked Questions

What is the WHEATON chlorobutyl stopper used for?

The WHEATON chlorobutyl stopper is used to seal pharmaceutical vials and laboratory containers. Its synthetic rubber material provides an inert, low-extractable seal for injectable drugs, vaccines, and diagnostic reagents. It complies with EP 3.2.1 standards for parenteral packaging.

What are the specifications of the WHEATON 20 stopper?

The WHEATON stopper has a 20 stopper size, 13.1 mm bottom diameter, 20 mm top diameter, and 8.38 mm overall height. It is made of gray chlorobutyl rubber and meets EP 3.2.1 standards. The manufacturer part number is 224100-174.

Where to buy WHEATON chlorobutyl stoppers worldwide?

3G Electric supplies WHEATON chlorobutyl stoppers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the 224100-174 stopper.

How to select the correct WHEATON stopper size for a vial?

Select the stopper size that matches your vial neck finish. The WHEATON 20 stopper fits standard 20 mm vial openings. Verify the bottom diameter (13.1 mm) and top diameter (20 mm) ensure proper sealing. Always confirm compatibility with your vial's closure system.

Used in

Common applications for WHEATON
Environmental testing laboratories — WHEATON BOD bottles (SKU 48H604) for biochemical oxygen demand analysis of water samples.
Pharmaceutical compounding — WHEATON rectangular glass lab bottles (SKU 48H782) for storing liquid reagents and intermediates.
Cryogenic sample storage — WHEATON fiberboard cold storage boxes (SKU 6EMW3) for organizing vials in liquid nitrogen freezers.
Analytical chemistry — WHEATON glass scintillation vials (SKU 48H848) for liquid scintillation counting of radioactive samples.
Industrial quality control — WHEATON bottle top dispensers (SKU 23NC18) for dispensing precise volumes of solvents or acids.
Laboratory organization — WHEATON paper index cards (SKU 49WE10) for labeling and tracking samples in storage racks.

WHEATON Products

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

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