Corks, Stoppers and Accessories

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. Sold as one-pound bags (1 per EA)

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Silicone stoppers are particularly useful due to their inert and nonreactive nature. It will not impair the growth of tissue cultures and resistant to most chemical acids and solvents. (12 per PK )

Stopper Rubber, Solid, bottom 17mm, top 20mm, length 26mm, pk of 10 (10 per PK )

Cork Stopper - Bark, size no. 3, bottom 10mm, top 14mm, length 19mm, pk of 10 (10 per PK )

Blue neoprene stoppers with 2 holes (5 mm dia): Bottom 21mm Top 24mm Length 28mm Made from long lasting neoprene rubber, oil resistant, Use up to temps of 250°F / 120°C Pack of 10 (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Good quality plated brass cork borers with handles (1 per EA)

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. Sold as one-pound bags (1 per EA)

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Crow Receiver 25ml, borosilicate glass, class 'B' (1 per EA )

Blue neoprene stoppers with 1 hole (4 mm dia): Bottom 10mm Top 12.5mm Length 20mm Made from long lasting neoprene rubber, oil resistant, Use up to temps of 250°F / 120°C Pack of 10 (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Blue ASTM neoprene stoppers with 1 hole (5 mm dia): ASTM Size: #13.5 Bottom 62mm Top 75mm Length 35mm Made from long lasting neoprene rubber, oil resistant, Use up to temps of 250°F / 120°C Pack of 10 (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. Sold as one-pound bags (1 per EA)

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Blue ASTM neoprene stoppers with 2 hole (5 mm dia): ASTM Size: #8 Bottom 33mm Top 41mm Length 25mm Made from long lasting neoprene rubber, oil resistant, Use up to temps of 250°F / 120°C Pack of 10 (10 per PK )

Cork Stopper - Bark, size no. 1, bottom 8mm, top 11mm, length 16mm, pk of 10 (10 per PK )

Blue ASTM neoprene stoppers with 2 hole (5 mm dia): ASTM Size: #6 Bottom 26mm Top 32mm Length 25mm Made from long lasting neoprene rubber, oil resistant, Use up to temps of 250°F / 120°C Pack of 10 (10 per PK )

Blue ASTM neoprene stoppers with 1 hole (4 mm dia): ASTM Size: #00 Bottom 10mm Top 15mm Length 25mm Made from long lasting neoprene rubber, oil resistant, Use up to temps of 250°F / 120°C Pack of 10 (11 per PK )

Blue ASTM neoprene stoppers with 1 hole (5 mm dia): ASTM Size: #5 Bottom 23mm Top 27mm Length 25mm Made from long lasting neoprene rubber, oil resistant, Use up to temps of 250°F / 120°C Pack of 10 (10 per PK )

Cork Stopper - Bark, size no. 5, bottom 12mm, top 17mm, length 22mm, pk of 10 (10 per PK )