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ASTM E1046-85(2021)
Standard Specification for Glass Westergren Tube, Disposable
NORMA vydaná dňa 1.1.2021
Informácie o norme:
Označenie normy: ASTM E1046-85(2021)
Dátum vydania normy: 1.1.2021
Kód tovaru: NS-1029220
Počet strán: 2
Približná hmotnosť: 6 g (0.01 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM E1046-85(2021) :
This specification covers a disposable glass Westergren tube used for measuring the erythrocyte sedimentation rate. Covered by this specification are Type I (standard Westergren tube used in conventional racks only) and Type II (self-zeroing tubes used with racks that have convenient disposable tube features) Westergren tubes. The tubes shall be manufactured from borosilicate glass (Type I, Class B) or soda lime glass (Type II) into a one-piece construction that is free from visible defects, straight, and of uniform bore, with the ends of the tube cut at right angles to the tube axis and fire polished. In addition, Type II tubes shall be inserted wit an absorbent cotton plug. The tube shall be graduated, with graduation lines at right angles to the tube axis and in units of millimeters.
Keywords:
disposable, glass, tube, Westergren,, ICS Number Code 11.100.99 (Other standards related to laboratory medicine)
Doplňujúce informácie
| 1. Scope | ||
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1.1?This specification covers a disposable tube used for measuring the erythrocyte sedimentation rate, ESR (the suspension stability of red cells in diluted, anti-coagulated human blood). 1.2?The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3?This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
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| 2. Referenced Documents | ||
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