1.1 This specification covers reusable pipets calibrated “to contain” 20 cmm of whole blood and used for hemoglobin determinations. 1.2 The values s This specification covers reusable Sahli hemoglobin pipets. The pipets shall be made of common spirit bore white back tubing. Pipet design shall be straight and of one-piece construction. Pipet delivery tips shall be made with a gradual or concave tape