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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 taper. Pipet dimensions shall be within tolerance limit indicated in this specification. The pipet shall have markings which include graduation line, volumetric designation, identification, and capacity deviation. Testing methods include capacity test, capacity deviation, pigmentation test, and strain free test.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
1.1 This specification covers reusable pipets calibrated “to contain” 20 cmm of whole blood and used for hemoglobin determinations.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
E920 Specification for Commercially Packaged Laboratory Apparatus
E921 Specification for Export Packaged Laboratory Apparatus
E1133 Practice for Performance Testing of Packaged Laboratory Apparatus for United States Government Procurements
E1157 Specification for Sampling and Testing of Reusable Laboratory Glassware
UNSPSC Code 41121510(Volumetric pipettes); 41116207(Hemoglobin or hematocrit monitor or meter)