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CAS Num: 007783-20-2

SMILES : N(H)(H)(H)(H)OS(=O)(=O)ON(H)(H)(H)(H)

CHEM : AMMONIUM SULFATE

MOL FOR: H8 N2 O4 S1

MOL WT : 132.13

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

Physical Property Inputs:

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

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

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

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

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

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

Log Octanol-Water Partition Coef (SRC):

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

Log Kow (KOWWIN v1.67 estimate) = 0.48

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

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

*** WARNING: Estimations NOT VALID ***

Boiling Pt (deg C): 871.96 (Adapted Stein & Brown method)

Melting Pt (deg C): 349.84 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 6.63E-022 (Modified Grain method)

VP (Pa, 25 deg C) : 8.83E-020 (Modified Grain method)

Subcooled liquid VP: 3.4E-018 mm Hg (25 deg C, Mod-Grain method)

: 4.53E-016 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): 3.516e+004

log Kow used: 0.48 (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) = 565.9 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Neutral Organics

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

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

*** WARNING: Estimation NOT VALID **

Bond Method : 5.87E-022 atm-m3/mole (5.95E-017 Pa-m3/mole)

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: 3.278E-027 atm-m3/mole (3.322E-022 Pa-m3/mole)

VP: 6.63E-022 mm Hg (source: MPBPVP)

WS: 3.52E+004 mg/L (source: WSKOWWIN)

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

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

*** WARNING: Estimation NOT VALID ***

Log Kow used: 0.48 (KowWin est)

Log Kaw used: -19.620 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 20.100

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

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

*** WARNING: Estimation NOT VALID ***

Biowin1 (Linear Model) : 0.6846

Biowin2 (Non-Linear Model) : 0.7563

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.9072 (weeks )

Biowin4 (Primary Survey Model) : 3.6571 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.3098

Biowin6 (MITI Non-Linear Model): 0.2623

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.3984

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): 4.53E-016 Pa (3.4E-018 mm Hg)

Log Koa (Koawin est ): 20.100

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

Mackay model : 6.62E+009

Octanol/air (Koa) model: 3.09E+007

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 1

Mackay model : 1

Octanol/air (Koa) model: 1

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):

1 (Junge-Pankow, Mackay avg)

1 (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 : 8.491 L/kg (MCI method)

Log Koc: 0.929 (MCI method)

Koc : 22.49 L/kg (Kow method)

Log Koc: 1.352 (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) = -1.7287 days (HL = 0.01868 days)

Log BCF Arnot-Gobas method (upper trophic) = 0.012 (BCF = 1.029)

Log BAF Arnot-Gobas method (upper trophic) = 0.012 (BAF = 1.029)

log Kow used: 0.48 (estimated)

Volatilization from Water:

Henry LC: 5.87E-022 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 1.147E+018 hours (4.777E+016 days)

Half-Life from Model Lake : 1.251E+019 hours (5.211E+017 days)

Removal In Wastewater Treatment:

Total removal: 1.86 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.77 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 0.0104 1e+005 1000

Water 31.4 360 1000

Soil 68.5 720 1000

Sediment 0.0687 3.24e+003 0

Persistence Time: 633 hr

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