Solid Rubber Stopper, #7

Solid Rubber Stopper is #7 size and made of rubber to seal graduated cylinders when conducting Sand Equivalent Tests, or for sealing other laboratory containers with a 1.25in (31.8mm) inside diameter. Sold individually and is also an included item in the SEA-99 and SEA-100 Sand Equivalent Test Sets.

Features:

• Made of chemical-resistant rubber
• Plugs graduated cylinder openings during agitation

Included Items:

• Solid Stopper

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