CAS Num: 016731-55-8
SMILES : KOS(=O)(=O)S(=O)(=O)OK
CHEM   : POTASSIUM METABISULFITE
MOL FOR: O6 S2 K2 
MOL WT : 238.31
------------------------------ 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) =  -7.18

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
   *** WARNING: Inorganic Compound (Outside Estimate Domain) ***
   *** WARNING: Estimations NOT VALID ***
    Boiling Pt (deg C):  867.92  (Adapted Stein & Brown method)
    Melting Pt (deg C):  349.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  8.57E-022  (Modified Grain method)
    VP (Pa, 25 deg C) :  1.14E-019  (Modified Grain method)
    Subcooled liquid VP: 4.39E-018 mm Hg (25 deg C, Mod-Grain method)
                       : 5.86E-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):  1e+006
       log Kow used: -7.18 (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) =  4.2302e+005 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 :   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:  2.687E-028 atm-m3/mole  (2.723E-023 Pa-m3/mole)
      VP:   8.57E-022 mm Hg (source: MPBPVP)
      WS:   1E+006 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)         :   0.6704
   Biowin2 (Non-Linear Model)     :   0.6696
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8409  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6138  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2298
   Biowin6 (MITI Non-Linear Model):   0.1039
 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):  5.85E-016 Pa (4.39E-018 mm Hg)
  Log Koa (): not available
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.13E+009 
       Octanol/air (Koa) model:  not available
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       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):
      1 (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    :  1  L/kg (MCI method)
      Log Koc:  0.000       (MCI method)
      Koc    :  0.00189  L/kg (Kow method)
      Log Koc:  -2.723      (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) = -3.3396 days (HL = 0.0004575 days)
   Log BCF Arnot-Gobas method (upper trophic) = -0.049 (BCF = 0.893)
   Log BAF Arnot-Gobas method (upper trophic) = -0.049 (BAF = 0.893)
       log Kow used: -3.88 (estimated)

 Volatilization from Water:
    Henry LC:  2.69E-028 atm-m3/mole  (calculated from VP/WS)
    Half-Life from Model River: 3.363E+024  hours   (1.401E+023 days)
    Half-Life from Model Lake : 3.669E+025  hours   (1.529E+024 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.75  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       4.02e-009       1e+005       1000       
   Water     37.7            360          1000       
   Soil      62.2            720          1000       
   Sediment  0.0706          3.24e+003    0          
     Persistence Time: 587 hr