The Ostwald–Folin pipette, produced by Wilhelm Ostwald and refined by Otto Folin, is often a style of volumetric pipette used to evaluate viscous fluids for instance whole blood or serum.[seven][eight] objective: https://barrycpax529513.shoutmyblog.com/28267770/how-much-you-need-to-expect-you-ll-pay-for-a-good-types-of-pipette