ASTM E1047-85(2000)e1
(Specification)Standard Specification for Blood Sedimentation Tube, Wintrobe, Glass, Disposable
Standard Specification for Blood Sedimentation Tube, Wintrobe, Glass, Disposable
SCOPE
1.1 This specification covers disposable blood sedimentation tubes suitable for determining sedimentation rates and the volume of packed red blood cells.
1.2 The following precautionary statement pertains only to the test method portion, Section 7 of this specification. This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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e1
Designation: E 1047 – 85 (Reapproved 2000)
Standard Specification for
Blood Sedimentation Tube, Wintrobe, Glass, Disposable
This standard is issued under the fixed designation E 1047; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
e NOTE—Keywords were added editorially in February 2001.
1. Scope 6. Physical Requirements
1.1 This specification covers disposable blood sedimenta- 6.1 Design—The tube shall be made of tubing with a
tion tubes suitable for determining sedimentation rates and the minimum wall thickness of 0.6 mm. The tube shall have a
volume of packed red blood cells. cylindrical body terminating in a round bottom on the outside
1.2 The following precautionary statement pertains only to and a flat bottom on the inside. The tube shall have a uniform
the test method portion, Section 7 of this specification. This bore and a fire-polished top.
standard does not purport to address all of the safety concerns, 6.2 Workmanship—The tube shall be free as possible from
if any, associated with its use. It is the responsibility of the user visible defects which detract from its serviceability. The tube
of this standard to establish appropriate safety and health shall be well annealed so there will be no ring strain evident
practices and determine the applicability of regulatory limita- when tested under a polariscope.
tions prior to use. 6.3 Dimensions—The tube shall be made of tubing with an
outside diameter (O.D.) of 5.0 6 0.5 mm and an inside
2. Referenced Documents
diameter(I.D.)of2.9–3.5mm.Theuniformityoftheboreshall
2.1 ASTM Standards:
be 6 0.15 mm throughout the tube. The tube shall be 110–117
E 438 Specification for Glasses in Laboratory Apparatus mm long and have a graduated scale of 100 mm. Manufactur-
ers have the option to place additional graduation lines on the
3. Terminology
tube to a maximum of 105 mm. Maximum overall tolerance on
3.1 Definitions of Terms Specific To This Standard:
the total graduation scale shall be 61.0 mm. The tube shall be
3.1.1 disposable—in accordance with this specification and
legibly marked with the maker’s or vendor’s name or mark and
the expected product performance expressed in this standard,
possess a wide color band at the top of the tube for marking
those tubes which are to be used one time only.Any institution
purposes.
or individual who reuses a disposable tube must bear full
6.4 Graduation Scale—The tube shall be graduated
responsibility for its safety and effectiveness.
100–105 mm 6 1.0 mm in 1 mm divisions and numbered
3.1.2 Wintrobe —surname of the individual responsible for
every centimeter with two sets of numerals. One set of
the design of the reusableWintrobe tube and the method of use
graduation numerals shall be from 0–9 cm down the left side of
for both reusable and disposable tubes.
the graduation scale and the otherset of graduation numerals
shall be from 1–10 cm up the right side of the graduation scale
4. Classification
as shown in Fig. 1.
4.1 This specification covers a tube that is intended to be
6.5 Graduation Lines—The graduation lines thickness may
usedonetimeonly.Itisnottobeconfusedwithareusabletube
vary in uniformity but shall not exceed 0.4 mm in thickness.
that is described in other published standards.
They shall lie at right angles to the axis of the tube with a
maximum of 0.2 mm tolerance between two adjacent lines.
5. Materials
Every tenth (numbered) lin
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