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ASTM E923:97(2019) RLV

Withdrawn

Note: This standard has a new edition: ASTM E923:97(2024)

Corrigenda and amendments are bought separately.

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Abstract

This specification covers the design and dimensional requirements for reusable glass Westergren tubes that measure the erythrocyte sedimentation rate (ESR), which is the suspension stability, or amount of settling after a specified time, of red blood cells in diluted, anti-coagulated human blood. The tubes shall be fabricated from Type I, Class B borosilicate glass, or Type II soda lime glass. Tubes shall comply with requirements for graduation line length and numbering, marking permanency, grinding bevel, and workmanship. The tubes should also pass a pigmentation and amber stain test.

Document information

  • Redline from ASTM
  • Published:
  • Edition: 97(2019)
  • Version: 0
  • Document type: IS
  • ICS 11.100

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