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FAQ
What is the minimum diameter of glass tube available? Is there any tube available less than 1.15mm diameter?

What is the minimum diameter of glass tube available? Is there any tube available less than 1.15mm diameter?

The inner diameter of this item is 1.15mm +/- 0.05mm. We do carry item# GS-51628 which is a Micro-Hematocrit Capillary Tubes - Borosilicate Glass - Pre-Calibrated that has an inner diameter of +/- 0.55mm. This is our smallest capillary tube.