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CAS Number: 1304-29-6

SMILES : [Ba]1OO1

CHEM : BARIUM PEROXIDE

MOL FOR: O2 Ba1

MOL WT : 169.33

------------------------------ EPI SUMMARY (v4.00) --------------------------

Physical Property Inputs:

Log Kow (octanol-water): ------

Boiling Point (deg C) : ------

Melting Point (deg C) : ------

Vapor Pressure (mm Hg) : ------

Water Solubility (mg/L): ------

Henry LC (atm-m3/mole) : ------

Log Octanol-Water Partition Coef (SRC):

*** WARNING: Inorganic Compound (Outside Estimation Domain)

Log Kow (KOWWIN v1.67 estimate) = -0.37

Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):

*** WARNING: Inorganic Compound (Outside Estimate Domain) ***

*** WARNING: Estimations NOT VALID ***

Boiling Pt (deg C): 576.86 (Adapted Stein & Brown method)

Melting Pt (deg C): 248.50 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 4.24E-012 (Modified Grain method)

VP (Pa, 25 deg C) : 5.65E-010 (Modified Grain method)

Subcooled liquid VP: 1.14E-009 mm Hg (25 deg C, Mod-Grain method)

: 1.51E-007 Pa (25 deg C, Mod-Grain method)

Water Solubility Estimate from Log Kow (WSKOW v1.41):

*** WARNING: Inorganic Compound (Outside Estimation Domain)**

Water Solubility at 25 deg C (mg/L): 1.285e+005

log Kow used: -0.37 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

*** WARNING: Inorganic Compound (Outside Estimation Domain)***

*** WARNING: Wat Sol Estimation NOT Valid ***

Wat Sol (v1.01 est) = 3.0057e+005 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Peroxy Acids

Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:

*** WARNING: Inorganic Compound (Outside Estimation Domain) **

*** WARNING: Estimation NOT VALID **

Bond Method : Incomplete

Group Method: Incomplete

For Henry LC Comparison Purposes:

User-Entered Henry LC: not entered

Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:

HLC: 7.352E-018 atm-m3/mole (7.449E-013 Pa-m3/mole)

VP: 4.24E-012 mm Hg (source: MPBPVP)

WS: 1.29E+005 mg/L (source: WSKOWWIN)

Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:

Can Not Estimate (can not calculate HenryLC)

Probability of Rapid Biodegradation (BIOWIN v4.10):

*** WARNING: Inorganic Compound (Outside Estimation Domain)**

*** WARNING: Estimation NOT VALID ***

Biowin1 (Linear Model) : 0.6669

Biowin2 (Non-Linear Model) : 0.6466

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.8250 (weeks )

Biowin4 (Primary Survey Model) : 3.6034 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.2084

Biowin6 (MITI Non-Linear Model): 0.0861

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.8361

Ready Biodegradability Prediction: NO

Hydrocarbon Biodegradation (BioHCwin v1.01):

Structure incompatible with current estimation method!

Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:

Vapor pressure (liquid/subcooled): 1.52E-007 Pa (1.14E-009 mm Hg)

Log Koa (): not available

Kp (particle/gas partition coef. (m3/ug)):

Mackay model : 19.7

Octanol/air (Koa) model: not available

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.999

Mackay model : 0.999

Octanol/air (Koa) model: not available

Atmospheric Oxidation (25 deg C) [AopWin v1.92]:

*** WARNING: Inorganic Compound (Outside Estimation Domain)***

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 0.0000 E-12 cm3/molecule-sec

Half-Life = -------

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.999 (Junge-Pankow, Mackay avg)

not available (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

*** WARNING: Inorganic Coumpound (Outside Estimation Domain) **

*** WARNING: Estimation NOT VALID **

Koc : 24.09 L/kg (MCI method)

Log Koc: 1.382 (MCI method)

Koc : 0.477 L/kg (Kow method)

Log Koc: -0.322 (Kow method)

Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:

Rate constants can NOT be estimated for this structure!

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 0.500 (BCF = 3.162 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -2.0853 days (HL = 0.008217 days)

Log BCF Arnot-Gobas method (upper trophic) = -0.044 (BCF = 0.9042)

Log BAF Arnot-Gobas method (upper trophic) = -0.044 (BAF = 0.9042)

log Kow used: -0.37 (estimated)

Volatilization from Water:

Henry LC: 7.35E-018 atm-m3/mole (calculated from VP/WS)

Half-Life from Model River: 1.036E+014 hours (4.318E+012 days)

Half-Life from Model Lake : 1.131E+015 hours (4.711E+013 days)

Removal In Wastewater Treatment:

Total removal: 1.85 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.76 percent

Total to Air: 0.00 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 1.92e-007 1e+005 1000

Water 25.6 360 1000

Soil 74.3 720 1000

Sediment 0.0726 3.24e+003 0

Persistence Time: 683 hr

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