ASTM E1094-98
(Specification)Standard Specification for Pharmaceutical Glass Graduates
Standard Specification for Pharmaceutical Glass Graduates
SCOPE
1.1 This specification covers glass graduates suitable for laboratory, pharmaceutical, and other uses, in both conical and cylindrical shapes.
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Designation: E 1094 – 98
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Specification for
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Pharmaceutical Glass Graduates
This standard is issued under the fixed designation E 1094; 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.
This standard has been approved for use by agencies of the Department of Defense.
of Units (SI). (The inch-pound fluid ounce is equivalent to 29.5735 mL,
1. Scope
hence, the fluid dram is equivalent to 3.6967 mL and the minim is
1.1 This specification covers glass graduates suitable for
equivalent to 0.0616 mL).
laboratory, pharmaceutical, and other uses, in both conical and
cylindrical shapes. 4. Material and Annealing
4.1 Graduates shall be made of borosilicate glass conform-
2. Referenced Documents
ing to the requirements of Type 1, Class A of Specification
2.1 ASTM Standards:
E 438.
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E 438 Specification for Glasses in Laboratory Apparatus
4.2 Maximum residual thermal stress shall be such as to
E 671 Specification for Maximum Permissible Thermal Re-
conform to Specification E 671.
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sidual Stress in Annealed Glass Laboratory Apparatus
E 694 Specification for Laboratory Glass Volumetric Appa-
5. Design
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ratus
5.1 Style—Graduates having a capacity of more than 15 mL
E 920 Specification for Commercially Packaged Laboratory
(4 fluid drams) may be either conical or cylindrical. Those
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Apparatus
having a capacity of 15 mL or less shall be cylindrical.
E 921 Specification for Export Packaged Laboratory Appa-
5.2 Dimensions—The inside measurement from the bottom
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ratus
of the graduate to the top capacity graduation shall be not less
E 1133 Practice for Performance Testing of Packaged Labo-
than five times the inside diameter on a cylindrical graduate
ratory Apparatus for United States Government Procure-
and two times on a conical graduate. The inside measurement
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ments
from the bottom of the graduate to the point representing one
E 1157 Specification for the Sampling and Testing of Reus-
fourth of the capacity shall not be less than the inside diameter
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able Laboratory Glassware
at that point.
2.2 Other Document:
5.3 Pour-Out Spout—All graduates shall have a pour-out
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NIST Handbook 44, Section 4.44 Graduates
spout that ensures delivery of an unbroken stream of liquid
without wetting the outside wall of the graduate.
3. Classification
5.4 Base—The base shall be hexagonal in shape and shall
3.1 Graduates shall be in the following types and sizes:
be perpendicular to the vertical axis of the graduate. The base
3.1.1 Type 1—Graduated in metric scale only.
shall be large enough so that the empty graduate will stand on
3.1.1.1 Sizes—5, 10, 25, 50, 100, 250, 500, and 1000 mL.
a surface 15° from the horizontal.
3.1.2 Type 2—Graduated in both metric and inch-pound
scales. 6. Graduations
3.1.2.1 Sizes—5 mL and 60 minims, 10 mL and 120
6.1 Each graduate shall have clear graduation markings
minims, 15 mL and 4 fluid drams, 25 mL and 8 fluid drams, 50
perpendicular to the vertical axis of the graduate and parallel to
mL and 2 fluid oz, 100 mL and 4 fluid oz, 250 mL and 8 fluid
each other. They shall conform to the requirements of Speci-
oz, 500 mL and 16 fluid oz, and 1000 mL and 32 fluid oz.
fication E 694.
6.1.1 No graduation line shall extend less than one fourth
NOTE 1—The term millilitre (mL) is commonly used as a special name
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for the cubic centimetre (cm ) in accordance with the International System the circumference of the graduate. Graduates shall have an
initial interval that is not subdivided, equal to not less than one
fifth and not more than one fourth of the capacity of the
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This specification is under the jurisdiction of ASTM Committee E-41 on
graduate. Except for this interval, the values of all graduated
Laboratory Apparatus and is the direct responsibility of Subcommittee E41.01 on
intervals shall be the same. Each main graduation line shall be
Apparatus.
Current edition approved Oct. 10, 1998. Published March 1999. Originally
marked to indicate its value; intermediate lines shall not be
published as E 1094 – 91. Last previous edition E 1094 – 94.
marked. Numerals shall be uniformly positioned, either di-
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Annual Book of ASTM Standards, Vol 14.04.
3 rectly upon or immediately above the graduation line to which
Available from National Institute of Standards and Technology (NIST),
they refer. Numerals shall be set in from the ends of the lines
Gaithersburg, MD 20899.
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