Rubber Stopper, with 1 Hole, color: black, 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, Withstands temperatures from -25 to 70 deg C, Size: 1
Solid blue ASTM neoprene stopper, 1 hole, ASTM, Bottom: 33mm, Top: 41mm, Length: 25mm, oil resistant. Can be used up to temperatures of 250 deg F / 120 deg C, Size: No 8.
Cork Stopper, function as a closure for bottles, vials, laboratory vessels and other openings, They are effective for both liquid and solid mediums and offer light weight, Length: 31 mm, Top Diameter: 33 mm, Bottom Diameter: 27mm, Stopper No.: no15
Stopper, solid bottom, Size of 4, Colour: Blue, ASTM std, from long lasting neoprene rubber, use with petroleum products, minerals, oils, inorganic acids and bases, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 20mm, Top 26mm, Length 25mm
Solid blue ASTM neoprene stopper, 1 hole, ASTM, Bottom: 42mm, Top: 50mm, Length: 25mm, oil resistant. Can be used up to temperatures of 250 deg F / 120 deg C, Size: No 10
Stopper, with 2 hole, 5 mm dia, Size of 2, solid bottom, Colour: Blue, recommended ASTM std, neoprene rubber, use with petroleum products, inorganic acids, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 16mm, Top 20mm, Length 25mm
Cork Stopper, function as a closure for bottles, vials, laboratory vessels and other openings, They are effective for both liquid and solid mediums and offer light weight, Length: 13mm, Top Diameter: 8 mm, Bottom Diameter: 5 mm, Stopper No.: no.00
Cork Stopper, function as a closure for bottles, vials, laboratory vessels and other openings, They are effective for both liquid and solid mediums and offer light weight, Length: 24 mm, Top Diameter: 19 mm, Bottom Diameter: 13mm, Stopper No.: no.6