uxcell 4Pcs Solid Rubber Stoppers, White 8# Tapered Lab Plugs Lab Seal Tube Stopper Plug for Industry and Laboratories, 42x33x30mm

uxcell 4Pcs Solid Rubber Stoppers, White 8# Tapered Lab Plugs Lab Seal Tube Stopper Plug for Industry and Laboratories, 42x33x30mm

• Solid Rubber Stoppers: The package contains 4Pcs 8# tapered lab plugs, their top diameter is 42mm / 1.65", the bottom diameter is 33mm / 1.3", and the height is 30mm / 1.18". Please select the appropriate rubber sealing plug model and size before purchase to ensure its sealing effect and durability.
• Durable Material: The laboratory sealing plug is made of solid rubber, high density, elastic and good sealing, wear-resistant and not easy to deform, and durable.
• Tapered Design: Our lab rubber plug has a conical side, a smooth surface, easy to insert and remove, with good sealing and insulation performance. Very suitable for laboratory and industrial use.
• Easy to Use: These solid rubber plugs are easy to install, just insert the rubber plug into the mouth of the glass bottle, and gently turn to ensure that it is in place, and a firm fit.
• Application: Our rubber plugs are suitable for a variety of laboratory and industrial applications, including chemical reactions and sample storage, used to plug and seal test tubes, containers, flasks, pipes, and other experimental instruments to prevent leakage.