You Searched For: Masterflex+Stopcocks


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Catalog Number: (89054-508)
Supplier: Ace Glass
Description: This is a socket joint with PTFE stopcock adapter.

Small Business Enterprise Product available on GSA Advantage®


Supplier: Kemtech America
Description: Designed to provide an excellent vacuum tight seal without exposing any material other than Teflon® to chemicals.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Catalog Number: (76214-388)
Supplier: Ace Glass
Description: Stopcock adapter featuring a straight hose connection and a PTFE plug.

Small Business Enterprise


Supplier: Wards
Description: Dropping Funnels with PTFE Rotaflow needle valve stopcocks and sockets fitted with interchangeable plastic stoppers.

Catalog Number: (14009-558)
Supplier: SP Industries
Description: Stiff, non-melting silicone lubricant that maintains consistency from -40 to 260°C.


Catalog Number: (60004-286)
Supplier: Kemtech America
Description: Glass unit with 1:5 Teflon® stopcock.

Small Business Enterprise Minority or Woman-Owned Business Enterprise


Catalog Number: (470345-362)
Supplier: Wards
Description: Gas control stopcock to regulate and switch off gas flow.


Supplier: Kemtech America
Description: This Micro Dewar style trap features a dry-ice chamber with the choice of either glass or PTFE stopcock.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Supplier: CADENCE INC.
Description: Exceptional durability.

Supplier: DWK Life Sciences (KIMBLE)
Description: Chromatography Flow Control Adapter with [ST] Joint, 24/40 and 4 mm Stopcock Bore
Supplier: Chemglass
Description: General purpose column has a PTFE stopcock and a top outer joint.

Small Business Enterprise

Catalog Number: (470343-680)
Supplier: Wards
Description: Replacement stopcock for Eisco acrylic burette, part number 470343-708.


Supplier: DWK Life Sciences (KIMBLE)
Description: Complete with screw connection cap, silicone seal and stopcock with PTFE spindle. Dosing of liquids is possible via a stopcock.

Supplier: Chemglass
Description: Similar to the AF-0542 series, but with a standard taper inner joint at top instead of the outer joint.

Small Business Enterprise

Supplier: Ace Glass
Description: Replacement O-Ring sets are designed for use with stopcock plugs.

Small Business Enterprise Product available on GSA Advantage®

Catalog Number: (470202-530)
Supplier: Dynalon
Description: <B>Inexpensive, break-resistant burets ideal for school use.</B><BR>Each clear acrylic buret is furnished with a polymethylpentene stopcock body, polyethylene stopcock key, nitrile rubber sealing rings, and a polypropylene tip. The burets are individually calibrated to conform to B.S. 846 Class B.<BR>Designed for use with acids and bases; exposure to alcohol and organic solvents should be avoided.


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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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  • issued document with your organization's Federal Tax ID Number
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