NA: The meniscus formed by the water in the pipette, must be so adjusted that the horizontal plane passing through the upper edge of the scale mark, is tangential to the lowest point of the meniscus, when viewed in this plane.
NA: The meniscus formed by the water in the pipette, must be so adjusted that the horizontal plane passing through the upper edge of the scale mark, is tangential to the lowest point of the meniscus, when viewed in this plane.
NA: The meniscus formed by the water in the pipette, must be so adjusted that the horizontal plane passing through the upper edge of the scale mark, is tangential to the lowest point of the meniscus, when viewed in this plane.