McCoy EKG Ruler 6.5"x1.75"

McCoy EKG Ruler 6.5"x1.75"

20134427

$3.95
/
Shipping calculated at checkout.
  • Low stock - 3 items left
  • Backordered, shipping soon
  • 6.5” x 1.75”
  • Clear plastic
  • Easy to read
  • Figure correlations for time intervals, rates & voltage from
  • 25mm to 50 mm, and heart rate, cycle length and QT intervals.

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