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類型1和2 可用於需要惰性圍包的反應。少量油（矽油或礦物油）被放置在起泡器中，這樣除了可以觀察到溫和的除氣流動之外，也不會對設備造成任何壓力問題。
類型3和4 用於監測和隔離通過設備的氣流，例如 Schlenk 管線。 -
類型1和2標B19 錐形接頭、GL14螺紋側臂和可拆卸塑料軟管接頭。類型4配有GL14螺紋側臂和可拆卸塑膠軟管接頭。
零件號：- GB-N2-01： 標准設計，B19錐體，GL14螺絲和轉蓋
- GB-N2-02： 無回吸，B19 錐體，GL14 螺絲和轉蓋
- GB-N2-03： 玻璃轉蓋的簡單設計
- GB-N2-04： 帶有 GL14 螺絲和轉蓋的簡單設計
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Types 1 and 2 can be used with a reaction that needs an inerting blanket. A small amount of oil (silicone or mineral) is placed in the bubbler which allows a gentle flow of outgassing to be observed without any pressure issues to the apparatus.
Types 3 & 4 are for monitoring and isolating gas flow through apparatus, such as a Schlenk line.”
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Types 1 & 2 are supplied, as standard, with a B19 cone fitting, GL14 screw threaded side-arms and removeable plastic hose connectors. Type 4 is supplied with GL14 screw threaded side-arms and removeable plastic hose connectors.
Part Numbers:
- GB-N2-01: Standard design, B19 cone, GL14 screw and olive
- GB-N2-02: No suck back, B19 cone, GL14 screws and olives
- GB-N2-03: Simple design with glass olives
- GB-N2-04: Simple design with GL14 screws and olives