VWR Black Rubber Stoppers, One-Hole, Kjeldahl is a reliable and dependable addition to the VWR Laboratory Consumables family of products. Combining top-notch and uncompromising quality with an affordable price, the VWR Black Rubber Stoppers, One-Hole, Kjeldahl 500M291/ 59587-400 can fulfill your laboratory needs while still offering a great value for the money.

Product Category Description:

These black rubber, one-hole stoppers are specifically designed to fit 500 and 800mL Kjeldahl nitrogen determination flasks. Stoppers have low free-sulfur content (1/2%), lower density than neoprene, and excellent resiliency and pliability. Both sizes come with an 8mm diameter hole.

Specifications for VWR Black Rubber Stoppers, One-Hole, Kjeldahl 500M291 :

For KjeldahlFlask Size:		500 mL
Dia. ofTop, mm:		32
Dia. ofBottom, mm:		26
Length,mm:		34
No./lb.(Approx.):		18

(Please note that the description and stock photo may not correspond to the specific model listed above)

We offer only genuine VWR products, authorized for sale in the U.S. and other markets, so you can be sure that you are buying authentic Laboratory Consumables with a full manufacturer's warranty in addition to our own 100% Satisfaction Guarantee. We are your premier online distributor for VWR Laboratory Consumables. We are an authorized supplier to all federal and state government agencies, as well as to research and educational institutions, and can facilitate volume orders on many types of laboratory equipment, lab consumables, and other products to help fulfill your specific needs. We offer FREE UPS Ground Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over $29.95. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses.

In addition to the VWR Black Rubber Stoppers, One-Hole, Kjeldahl 500M291/ 59587-400, we carry a full complement of Laboratory Consumables as well as other product offerings from VWR. We also carry a full line of VWR accessories to help meet your laboratory and scientific needs.

For a complete selection of VWR Laboratory Consumables, please visit our VWR page. For more brand name Laboratory Consumables please visit our Laboratory Consumables store section. To see our complete line of lab, medical, industrial, and scientific products, please see our science and lab equipment online catalog.

VWR Black Rubber Stoppers, One-Hole, Kjeldahl 500M291 Rating & Reviews