Stopper, solid bottom, Colour: Blue, ASTM standards, 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: 8.2 mm, Top 12.7 mm, Len 25 mm
Natural Gas Bunsen Burner, No-Tip Safety with expanded base prevents tipping, even with hoses connected and easy carry handle for safe handling, allows both air to fuel ratio adjustments, available in both Natural Gas and Liquid Petroleum variants, 6.5inch tall.
Natural Gas Bunsen Burner, Without flame stabilizer or throttle control; With air flow adjustment sleeve, No-Tip Safety with expanded base and easy carry handle, 6 inch
Liquid Propane Bunsen Burner, No-Tip Safety with expanded base prevents tipping, even with hoses connected and easy carry handle for safe handling. Similar to the Basic Bunsen, features air to fuel ratio via an air flow adjustment sleeve, 6.5inch .