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Product Details
- Manufacturer
- Fisherbrand
- SKU
- 11577632
About this product
Fisherbrand™ Natural Rubber Two Hole Stoppers
Application
Secure sealing for laboratory glassware requiring dual-access points, such as distillation setups, gas delivery systems, and fermentation apparatus. Ideal for chemical synthesis, educational labs, and industrial processes.
Product Details
- Product Code: 11577632
- Material: Natural rubber
- Color: Red
- Design: Tapered stopper with two pre-formed holes
- Packaging: 10 pieces per pack
Key Features
- Dual-hole configuration: Accommodates tubing, thermometers, or condensers simultaneously
- Flexible elasticity: 46-55 IRHD hardness ensures airtight seals on standard glassware
- Chemical compatibility: Resists mild acids, alkalis, and aqueous solutions
- Temperature resistance: Suitable for use between -30°C to 100°C (short-term)
Specifications
- Top Diameter: 40.5 mm
- Base Diameter: 35 mm
- Height: 38.5 mm
- Hole Diameter: 5 mm (standard for 6-8 mm OD tubing)
- Hardness: 46-55 IRHD
- Sterility: Non-sterile
Operational Benefits
- Simplifies assembly of multi-component laboratory setups
- Reduces glassware stress through gradual taper design
- Enhances safety by preventing sudden pressure releases
Usage Guidelines
- Match hole size with tubing using appropriate adapters
- Lubricate with glycerol for easier insertion into glass joints
- Inspect for cracks before reuse in vacuum applications
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