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Federal Register / Vol. 86, No. 122 / Tuesday, June 29, 2021 / Rules and Regulations
34579

TABLE 7 OF 1065.1005MOLAR MASSESContinued Symbol MN2O
MO
MO2
MS
MTHC
MTHCE

g/mol 103kgmol1

Quantity molar mass molar mass molar mass molar mass effective C1
effective C1

of nitrous oxide
of atomic oxygen
of molecular oxygen
of sulfur
molar mass of total hydrocarbon 2
molar mass of total hydrocarbon equivalent 2

44.0128
15.9994
31.9988
32.065
13.875389
13.875389

1 See
paragraph f1 of this section for the composition of dry air.
effective molar masses of THC, THCE, NMHC, NMHCE, and NMNEHC are defined on a C1 basis and are based on an atomic hydrogen-to-carbon ratio, a, of 1.85 with b, g, and d equal to zero.
3 The effective molar mass of NO is defined by the molar mass of nitrogen dioxide, NO .
X 2
2 The

g Other acronyms and abbreviations.
This part uses the following additional abbreviations and acronyms:

ASTM D130, IBR approved for TABLE 10 OF 1065.1005OTHER
ACRONYMS AND ABBREVIATIONS 1065.710b.
4 ASTM D38112, Standard Test Continued
Method for Gum Content in Fuels by Jet Evaporation, approved April 15, 2012
TABLE 10 OF 1065.1005OTHER
ASTM D381, IBR approved for psi pounds per square inch.
ACRONYMS AND ABBREVIATIONS
1065.710b.
PTFE polytetrafluoroethylene commonly 5 ASTM D44512, Standard Test TM
known as Teflon .
Acronym Meaning Method for Kinematic Viscosity of RE rounding error.
RESS rechargeable energy storage sysTransparent and Opaque Liquids and ABS acrylonitrile-butadiene-styrene.
Calculation of Dynamic Viscosity, tem.
ASTM ASTM International.
RFPF response factor penetration fracapproved April 15, 2012 ASTM
BMD bag mini-diluter.
D445, IBR approved for 1065.703b.
tion.
BSFC brake-specific fuel consumption.
RMC ramped-modal cycle.
CARB California Air Resources Board.
6 ASTM D52512a, Standard Test rms root-mean square.
CFR Code of Federal Regulations.
Method for Oxidation Stability of RTD resistive temperature detector.
CFV critical-flow venturi.
Gasoline Induction Period Method, SAW surface acoustic wave.
CI compression-ignition.
approved September 1, 2012 ASTM
SEE standard error of the estimate.
CITT Curb Idle Transmission Torque.
D525, IBR approved for 1065.710b.
CLD chemiluminescent detector.
SSV subsonic venturi.
7 ASTM D61313, Standard Test CVS constant-volume sampler.
SI spark-ignition.
DEF diesel exhaust fluid.
THC
total hydrocarbon flame ionization Method for Cetane Number of Diesel Fuel Oil, approved December 1, 2013
DF deterioration factor.
FID.
detector.
ECM electronic control module.
TINV inverse student t-test function in ASTM D613, IBR approved for EFC electronic flow control.
Microsoft Excel.
1065.703b.
e.g. exempli gratia, for example.
UCL upper confidence limit.
8 ASTM D91013a, Standard EGR exhaust gas recirculation.
UFM ultrasonic flow meter.
Specification for Aviation Gasolines, EPA Environmental Protection Agency.
U.S.C. .. United States Code approved December 1, 2013 ASTM
FEL Family Emission Limit.
D910, IBR approved for 1065.701f.
FID flame-ionization detector.
374. Amend 1065.1010 by revising 9 ASTM D97513a, Standard FTIR Fourier transform infrared.
paragraph b to read as follows:
GC gas chromatograph.
Specification for Diesel Fuel Oils, GC
gas chromatograph with an elec- 1065.1010 Incorporation by reference.
approved December 1, 2013 ASTM
ECD.
tron-capture detector.
D975, IBR approved for 1065.701f.

GCFID gas chromatograph with a flame 10 ASTM D126712, Standard Test b ASTM material. The following ionization detector.
Method for Gage Vapor Pressure of standards are available from ASTM
HEPA high-efficiency particulate air.
Liquefied Petroleum LP Gases LP-Gas IBP initial boiling point.
International, 100 Barr Harbor Dr., P.O.
Method, approved November 1, 2012
IBR incorporated by reference.
Box C700, West Conshohocken, PA
i.e. id est, in other words.
194282959, 877 909ASTM, or http ASTM D1267, IBR approved for ISO International Organization for www.astm.org:
1065.720a.
Standardization.
11 ASTM D131913, Standard Test 1 ASTM D8612, Standard Test LPG liquefied petroleum gas.
Method for Hydrocarbon Types in Method for Distillation of Petroleum MPD magnetopneumatic detection.
Liquid Petroleum Products by Products at Atmospheric Pressure, NDIR nondispersive infrared.
Fluorescent Indicator Adsorption, approved December 1, 2012 ASTM
NDUV nondispersive ultraviolet.
approved May 1, 2013 ASTM
D86, IBR
approved for
1065.703b NIST National Institute for Standards D1319, IBR approved for and Technology.
and 1065.710b and c.
1065.710c.
NMC nonmethane cutter.
2 ASTM D9313, Standard Test PDP positive-displacement pump.
12 ASTM D165513a, Standard Methods for Flash Point by PenskyPEMS portable emission measurement Martens Closed Cup Tester, approved Specification for Aviation Turbine system.
Fuels, approved December 1, 2013
July 15, 2013 ASTM D93, IBR
PFD partial-flow dilution.
ASTM D1655, IBR approved for approved for 1065.703b.
PLOT porous layer open tubular.
1065.701f.
3 ASTM D13012, Standard Test PMD paramagnetic detection.
Method for Corrosiveness to Copper 13 ASTM D183711, Standard Test PMP Polymethylpentene.
Method for Volatility of Liquefied pt. a single point at the mean value from Petroleum Products by Copper Strip Test, approved November 1, 2012
expected at the standard.
Petroleum LP Gases, approved October
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