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: 6 mm, Bottom Diameter: 4 mm, Stopper No.: no.000
Stopper with 1 hole, 4 mm dia, solid bottom, 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: 10mm, Top 15mm, Length 25mm