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Globe Scientific, 51628, Capillary Tube, Microhematocrit, Borosilicate Glass, Precalibrated
Our precalibrated glass capillary tubes are marked with a black calibration line at 60mm from one end. The calibration line establishes a uniform blood column length. Treated with ammonium heparin, these tubes are designed for both safe blood collection as well as accurate micro-hematocrit determinations.
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