Frequency Counters
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Hach Company Counter-Hand-Tally
For quick and accurate counting of colonies of bacteria and drops from pipets Tallies up to 9999 and resets easily to zero Mounted in 51 mm (2in ) case Aristo
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Enterprise Technology Solutions Tally Ii Desk Model Tally Coun
Tally Ii Desk Model Tally Counter Registers 0-9999 Chrome
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Thomas Scientific Hand Talley Counter
Metal construction for long life Single-hand use Quick manual counting
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