Glass stopcock for aspirator bottles

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Glass stopcock with cone and socket

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Stopcock, high vacuum, right angle, lower limb vertical, hollow glass plug

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Stopcock, high vacuum, right or left angle, lower limb vertical, hollow glass plug

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Stopcock, high vacuum, right or left angle, lower limb vertical, hollow glass plug, with vacuum chamber

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Stopcock, high vacuum, straight bore

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Stopcock, straight bore with PTFE plug

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Stopcock, straight bore with solid glass plug

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Stopcock, straight bore, with hose connections

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Stopcock, three way with hose connections

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