$5.60

Condition: New Other · Stock: 10

Testing, included items, and known limitations are documented below. Questions before purchase? Contact a technician.

7-day return policy · Freight and shipping details are confirmed for the specific item before dispatch.

New without original packaging, Lot of 10.
These solid, black stoppers contain a high percentage of pure rubber, weigh less than neoprene, and are low in free sulfur (1/2%).
  • Resilient and pliable for a long time
  • Low in free sulfur
  • Can withstand adverse laboratory conditions without hardening
  • Length 21 mm
  • Top Diameter 13 mm
  • Bottom Diameter 8 mm