Property Estimator

NameRMP temperature correction factor (TCF) (lookup)
PropertyRMP Temperature Correction Factor
TypeFunction
Function
$TCF = array(
  '107-02-8'   => array(1.2, 1.4, 1.7, 2.0, 2.3),
  '107-13-1'   => array(1.2, 1.5, 1.8, 2.1, 2.5),
  '107-18-6'   => array(1.3, 1.7, 2.2, 2.9, 3.6),
  '107-11-9'   => array(1.2, 1.5, 1.8, 2.1, 2.5),
  '7726-95-6'  => array(1.2, 1.5, 1.7, 2.1, 2.5),
  '75-15-0'    => array(1.2, 1.4, 1.6, 1.9, 'B'),
  '67-66-3'    => array(1.2, 1.5, 1.8, 2.1, 2.5),
  '542-88-1'   => array(1.3, 1.6, 2.0, 2.5, 3.1),
  '107-30-2'   => array(1.2, 1.5, 1.8, 2.1, 2.5),
  '4170-30-3'  => array(1.3, 1.6, 2.0, 2.5, 3.1),
  '123-73-9'   => array(1.3, 1.6, 2.0, 2.5, 3.1),
  '108-91-8'   => array(1.3, 1.7, 2.1, 2.7, 3.4),
  '75-78-5'    => array(1.2, 1.5, 1.8, 2.1, 2.5),
  '106-89-8'   => array(1.3, 1.7, 2.1, 2.7, 3.4),
  '107-15-3'   => array(1.3, 1.8, 'B', 'B', 'B'),
  '151-56-4'   => array(1.2, 1.5, 1.8, 2.2, 2.7),
  '110-00-9'   => array(1.2, 'B', 'B', 'B', 'B'),
  '302-01-2'   => array(1.3, 1.7, 2.2, 2.9, 3.6),
  '78-82-0'    => array(1.3, 1.6, 2.0, 2.5, 3.1),
  '126-98-7'   => array(1.2, 1.5, 1.8, 2.2, 2.6),
  '79-22-1'    => array(1.3, 1.6, 1.9, 2.4, 2.9),
  '624-83-9'   => array(1.2, 1.4, 'B', 'B', 'B'),
  '75-79-6'    => array(1.2, 1.4, 1.7, 2.0, 2.4),
  '7697-37-2'  => array(1.3, 1.6, 2.0, 2.5, 3.1),
  '79-21-0'    => array(1.3, 1.8, 2.3, 3.0, 3.8),
  '10025-87-3' => array(1.3, 1.6, 1.9, 2.4, 2.9),
  '7719-12-2'  => array(1.2, 1.5, 1.8, 2.1, 2.5),
  '110-89-4'   => array(1.3, 1.6, 2.0, 2.4, 3.0),
  '107-12-0'   => array(1.3, 1.6, 1.9, 2.3, 2.8),
  '75-55-8'    => array(1.2, 1.5, 1.8, 2.1, 2.5),
  '75-56-9'    => array(1.2, 'B', 'B', 'B', 'B'),
  '7446-11-9'  => array(1.3, 1.7, 'B', 'B', 'B'),
  '509-14-8'   => array(1.3, 1.7, 2.2, 2.8, 3.5),
  '7550-45-0'  => array(1.3, 1.6, 2.0, 2.6, 3.2),
  '584-84-9'   => array(1.6, 2.4, 3.6, 5.3, 7.7),
  '26471-62-5' => array(1.6, 2.4, 3.6, 5.3, 7.7),
  '75-77-4'    => array(1.2, 1.4, 1.7, 2.0, 2.3),
  '108-05-4'   => array(1.2, 1.5, 1.9, 2.3, 2.7)
);
if (!isset($TCF[[!substance_cas_no]])) return;
$i = round(([Tr:oC]-30)/5);
$f = $TCF[[!substance_cas_no]][$i];
return $f == 'B' ? NULL : $f;
Validity ConditionsRelease State: Liquid; Release Temperature: 25–50°C
Precedence3
DisabledNo
ReferencesU.S. EPA, "Risk Management Program Guidance for Offsite Consequence Analysis", 1999
Notes

See U.S. EPA (1999), Equation D-5 (section D.2.2, page D-3).
Because temperature dependent vapor pressure is not currently supported by RAPID-N, TCF is calculated only for selected substances by interpolating TCF values given in Exhibit B-4 (appendix B, page B-8).

AccessPublic
Created: Serkan GIRGIN, 2012/08/17 09:57:12 – Updated: Serkan GIRGIN, 2012/11/21 19:13:55

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