Description
GSC International RS-1H-B Rubber Stopper 1-Pound Set – Assorted Sizes with 1 Hole – Lab-Grade Soft Rubber with Durometer 45 – 33 Stoppers for Lab Use
This 1-pound set of GSC International rubber stoppers includes a variety of pre-drilled 1-hole stoppers in sizes #00 through #7. Made from high-quality, soft, non-greasy rubber with a durometer of 45, these stoppers are ideal for laboratory use. The consistent hole size (approx. 5mm diameter) allows for tubing and instrumentation applications. Each stopper is clearly molded for reliability and dimensional accuracy.
Set Includes:
Four stoppers each: sizes #00, #0, #1, #2, and #3
Three stoppers each: sizes #4, #5, #6, and #7
Not intended for use with food products.
Lab-Grade Quality: Soft, non-greasy rubber with a durometer of 45 for flexible yet reliable sealing in lab setups
Pre-Drilled Convenience: Each stopper has a 1-hole opening (approx. 5mm) ideal for tubing, probes, or glassware integration
Assorted Sizes Included: 33 total stoppers in sizes #00 to #7 to cover a wide range of applications
Clear Packaging & Count: Four stoppers each for sizes #00–#3 and three each for #4–#7
Not Food Safe: Designed for scientific and educational use—do not use with consumables
PRODUCT WARNINGS
This product is NOT A TOY. It is designed for educational, scientific, or professional use only. Adult supervision is required at all ti
Choking Hazard Warning:
WARNING: Choking Hazard – Small parts. Not for children under 3 years
Latex Allergy Warning:
WARNING: This product contains natural rubber latex, which may cause allergic reactions in some individuals.
mes. Improper use may cause injury or damage. Always follow safety guidelines and wear appropriate protective equipment. Not suitable for children 15 and under.Certified Women's Business Enterprise
Certified Women’s Business Enterprise (WBE)
Payment & Security
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