Vapor Loss Characterization #8 - IEPOX wall loss 65% RH

Name:
IEPOX wall loss 65% RH

Instrument:
Chemical Ionization Mass Spectrometer with CF3O-

Chamber:
Near/Far Bag 2012-2015 (Tran)

Temperature (°C):
22

Relative humidity (%):
65

Volatile compound name or class:
Isoprene epoxydiol (IEPOX), trans beta isomer

Volatile compound source:

  • Direct injection of synthesized standards

Date of characterization experiment:
2013-04-01

Months since calibration:

Wall loss experiment description:
Humidified chamber, then injected IEPOX by flowing zero air through the synthesized standard. After injection stopped, then wall loss was observed

Vapor loss calculation method:
Linear fit for the loss rate

Parameterization developed:
No

Parameterization description:

Link to supplemental information:

Additional notes:
Time 0 min = inject IEPOX. Time 250 min = observe wall loss

Characterization data file:
130401_CIMS_iepoxwallloss_RH65.csv


Experiments
ID Name Start date Experiment Category Reaction Type Reactant(s) Oxidant Name Temperature Humidity Type of Seed RO2 Main Fate Data Sets (count) Actions
598 Caltech Atmospheric Chamber_20130325_cis-beta IEPOX_None_Ammonium sulfate_DarkReactiveUptake_RH53 2013-03-25 Condensed-phase chemical reaction, Multiphase chemical reaction Heterogeneous oxidation , Other aqueous/aerosol phase cis-beta IEPOX None 22 53 Ammonium sulfate Not applicable 3 Download
601 Caltech Atmospheric Chamber_20130408_cis-beta IEPOX_None_Ammonium sulfate_DarkReactiveUptake_RH42 2013-04-08 Condensed-phase chemical reaction, Multiphase chemical reaction Heterogeneous oxidation , Other aqueous/aerosol phase cis-beta IEPOX None 22 42 Ammonium sulfate Not applicable 3 Download
603 Caltech Atmospheric Chamber_20130605_trans-beta IEPOX_None_Ammonium sulfate_DarkReactiveUptake_RH39 2013-06-05 Condensed-phase chemical reaction, Multiphase chemical reaction Heterogeneous oxidation , Other aqueous/aerosol phase trans-beta IEPOX None 22 39 Ammonium sulfate Not applicable 3 Download
604 Caltech Atmospheric Chamber_20130607_trans-beta IEPOX_None_Ammonium sulfate_DarkReactiveUptake_RH57 2013-06-07 Condensed-phase chemical reaction, Multiphase chemical reaction Heterogeneous oxidation , Other aqueous/aerosol phase trans-beta IEPOX None 22 57 Ammonium sulfate Not applicable 3 Download
605 Caltech Atmospheric Chamber_20130902_trans-beta IEPOX_None_Sodium chloride_DarkReactiveUptake_RH60 2013-09-02 Condensed-phase chemical reaction, Multiphase chemical reaction Heterogeneous oxidation , Other aqueous/aerosol phase trans-beta IEPOX None 22 60 Sodium chloride Not applicable 3 Download
608 Caltech Atmospheric Chamber_20130908_trans-beta IEPOX_None_Ammonium sulfate_DarkReactiveUptake_RH69_addedNaOH 2013-09-08 Condensed-phase chemical reaction, Multiphase chemical reaction Heterogeneous oxidation , Other aqueous/aerosol phase trans-beta IEPOX None 22 69 Ammonium sulfate Not applicable 3 Download