Description
ESR tubes measure the rate at which red blood cells settle out of plasma. Westergren sedimentation rate tubes may be used for the standard procedure, by drawing blood in a liquid sodium citrate vacuum tube, or the modified procedure, using a saline-diluted EDTA vacuum tube.
• Manufactured from soda-lime glass
• Precision-drawn glass and accurate calibrations ensure that the results are accurate with the standard normal values
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