These grade XXX tapered cork stoppers are an excellent choice for general laboratory use, as they are chemically inert and moisture resistant. They are effective for liquid and solid mediums and are lightweight, resilient, and compressible.
- Natural cork
- Grade XXX
- Chemically inert
- Moisture resistant
- Dimensions: 21mm Top Dia. x 15mm Bottom Dia. x 25mm Hgt.
- Sold in packs of 100 only