ASTM D1555M-04a
(Test Method)Standard Test Method for Calculation of Volume and Weight of Industrial Aromatic Hydrocarbons and Cyclohexane [Metric]
Standard Test Method for Calculation of Volume and Weight of Industrial Aromatic Hydrocarbons and Cyclohexane [Metric]
SCOPE
1.1 This standard is for use in calculating the weight and volume of benzene, toluene, mixed xylenes, styrene, ortho-xylene, meta-xylene, para-xylene, cumene, ethylbenzene, 148.9 to 176.7C and 176.7 to 204.4C aromatic hydrocarbons, and cyclohexane. A method is given for calculating the volume at 15C from an observed volume at tC. lists the density in grams per cubic centimetre at 15C for high purity chemicals.
1.2 Calculated results shall be rounded off in accordance with the rounding-off method of Practice E 29.
This standard does not purport to address all of the safety concerns, 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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Designation:D1555M–04a
METRIC
Standard Test Method for
Calculation of Volume and Weight of Industrial Aromatic
1
Hydrocarbons and Cyclohexane [Metric]
This standard is issued under the fixed designation D 1555M; 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.
1. Scope* 2.2 Other Documents:
Patterson, J. B., and Morris, E. C., Metrologia, 31, 1994,
1.1 This standard is for use in calculating the weight and
pp. 277-288
volume of benzene, toluene, mixed xylenes, styrene, ortho-
TRC Thermodynamic Tables—Hydrocarbons, NSRDS-
xylene, meta-xylene, para-xylene, cumene, ethylbenzene,
NIST 75-121, Supplement No. 121, April 30, 2001
148.9to176.7°Cand176.7to204.4°Caromatichydrocarbons,
and cyclohexane.Amethod is given for calculating the volume
3. Significance and Use
at 15°C from an observed volume at t°C. Table 1 lists the
3.1 This test method is suitable for use in calculating
density in grams per cubic centimetre at 15°C for high purity
weights and volumes of the products outlined in Section 1.The
chemicals.
informationpresentedcanbeusedfordeterminingquantitiesof
1.2 Calculated results shall be rounded off in accordance
the above-stated aromatic hydrocarbons in tanks, shipping
with the rounding-off method of PracticeE29.
containers, etc.
1.3 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
4. Basic Data
responsibility of the user of this standard to establish appro-
4.1 Densities of pure materials at 15°C are derived from
priate safety and health practices and determine the applica-
densities furnished by NSRDS-NIST 75-121 (National Stan-
bility of regulatory limitations prior to use.
dard Reference Data Series—National Institute of Standards
2. Referenced Documents and Technology). Densities of impure materials should be
2 determined by actual measurement (see Section 7).
2.1 ASTM Standards:
4.2 The VCF (Volume Correction Factor) equations pro-
D 1217 Test Method for Density and Relative Density
vided below are derived from the Volume Correction imple-
(Specific Gravity) of Liquids by Bingham Pycnometer
mentation procedures presented in Method D 1555 - 04.
D 1555 Method for Calculation of Volume and Weight of
4.3 The former VCF tables were based on data for com-
Industrial Aromatic Hydrocarbons and Cyclohexane
pounds of the highest purity, but were reported to be usable for
D 3505 Test Method for Density or Relative Density of
materials in the ranges indicated in Table 2. The data support-
Pure Liquid Chemicals
ing this conclusion appears to be unavailable at the present
D 4052 Test Method for Density and Relative Density of
time; however there is no reason to change this recommenda-
Liquids by Digital Density Meter
tion. If, depending on the composition of the impurities, there
E29 Practice for Using Significant Digits in Test Data to
is reason to suspect that the VCF implementation procedures
Determine Conformance with Specifications
presented below do not apply to a particular impure product, a
separate implementation procedure should be independently
1
This test method is under the jurisdiction of ASTM Committee D16 on determined. This may be done by measuring the density of a
Aromatic Hydrocarbons and Related Chemicals and is the direct responsibility of
representative sample at different temperatures throughout the
Subcommittee D16.01 on Benzene, Toluene, Xylenes, Cyclohexane and Their
expected working temperature range, regressing the data to
Derivatives.
obtain a temperature/density equation that best reproduces the
Current edition approved Dec. 1, 2004. Published January 2005. Originally
approved in 1993. Last previous edition approved in 2004 as D 1555M – 04.
observed data, and then dividing the constants of the
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
temperature/densityequationbythecalculateddensityat15°C.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Alternatively, if the composition has been quantified one can
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. use the VCFs of each component (if available) to calculate a
*A Summary of Changes section appears at the end of this standard.
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D1555M–04a
TABLE 1 Physical Properties
Freezing Boiling Density in Vacuo Density in Air
Product Point Point at 15°C at 15°C
A,B,C D
°C °C g/cc g/cc
Benzene 5.6 80.1 0.8843
...
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