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STOP-COCKS, BURETTE with PTFE key type stop-cock.
(0457) |
Stop-cocks for use with burettes to accurately control the efflux of chemicals from the burette. Has a jet blown from borosilicate glass at its one end with PTFE key type stop-cock - has threaded sleeve at either end with glass jet at one end and for attaching to the burette at other end |
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