Heathrow Scientific Hand Tally Counter
Por um escritor misterioso
Descrição
Heathrow Scientific Hand Tally Counter HS6594
Used to accurately and quickly count pendulum swings, bacteria colonies, drops from pipettes, alpha particles, etc. Tallies up to 9999 by one, quickly
Hand Tally Counter
Bright plastic case makes this Hand Tally Counter lightweight yet sturdy.
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HAND TALLY COUNTER
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This Heathrow Hand Tally Counter is used for counting blood cells, bacterial colonies, drops of liquid, or any repetitive event. It tallies up to
Heathrow Scientific Hand Tally Counter
de
por adulto (o preço varia de acordo com o tamanho do grupo)
