Jump to main content.

Table 4. Percent Accuracy of Surrogate Predictions for Water Mixtures

Table 4. Percent Accuracy of Surrogate Predictions for Water Mixtures
 
  watera water/glycerinb water/saltc water/soapd
compound
dichlorodifluoromethane 131 16 2 119 12 1 118 8 2 178 23 2
chloromethane 123 9 2 116 11 1 120 15 2 130 5 1
viny chloride 128 9 1 123 5 1 136 8 2 124 6 1
bromomethane 99 5 1 97 2 0 86 35 1 98 4 1
chloroethane 105 6 1 104 2 1 89 41 1 105 5 1
trichlorofluoromethane 82 35 1 102 1 1 83 40 1 104 3 1
diethyl ether 96 14 2 99 9 1 700 400 22 600 500 30
acrolein 93 12 3 94 6 1 500 300 49 203 23 9
acetone 108 8 6 35 5 2 113 8 26 141 19 6
1,1-dichloroethene 98 10 1 102 6 1 500 300 8 107 10 1
iodomethane 97 7 1 96 6 0 102 4 1 97 2 0
allyl chloride 98 10 1 99 6 1 105 4 1 99 3 1
acetonitrile 105 4 7 99 6 7 130 84 29 101 8 4
methylene chloride-d2 97 7 1 96 8 0 101 7 1 98 6 2
methylene chloride 101 9 1 99 10 0 105 11 1 102 8 2
acrylonitrile 103 1 7 105 3 8 89 17 21 108 3 5
trans-1,2-dichloroethene 100 4 1 100 5 0 106 9 1 107 7 1
1,1-dichloroethane 98 5 1 98 5 0 99 4 0 99 1 1
methacrylonitrile 99 3 2 99 1 1 93 6 6 96 2 4
2-butanone 148 94 15 94 27 9 95 24 23 103 2 4
propionitrile 101 6 6 92 8 12 90 25 18 97 3 4
2,2-dichloropropane 100 1 1 101 1 1 100 1 1 98 1 1
cis-1,2-dichloroethene 100 1 1 100 1 0 103 2 0 97 0 1
chloroform 100 1 1 100 2 1 100 2 0 97 1 2
isobutanol 146 24 10 135 12 10 79 11 19 132 17 5
bromochloromethane 98 1 1 98 1 0 100 0 1 98 1 1
1,1,1-trichloroethane 100 1 1 101 1 1 102 3 1 101 1 1
1,1-dichloropropene 105 3 1 104 3 1 106 3 1 101 3 1
carbon tetrachloride 100 0 1 100 2 1 100 2 1 113 2 1
benzene-d6 101 1 1 101 1 1 101 1 0 100 1 1
1,2-dichloroethane 99 1 1 99 1 1 101 1 1 100 1 2
benzene 101 0 1 100 1 1 101 2 0 101 1 1
trichloroethene 100 1 1 101 1 0 102 1 1 92 1 0
1,2-dichloropropane-d6 101 2 1 101 2 0 101 2 1 99 2 2
1,2-dichloropropane 100 1 1 100 1 0 101 1 1 99 1 2
methyl methacrylate 98 4 2 98 2 1 91 2 4 94 2 4
bromodichloromethane 98 1 1 100 1 0 98 2 1 99 1 2
1,4-dioxane 99 8 8 64 6 34 104 11 17 98 3 13
dibromomethane 98 1 2 99 1 1 101 1 3 100 1 5
4-methyl-2-pentanone 98 5 3 98 3 1 86 1 7 91 2 4
trans-1,3-dichloropropene 101 1 1 100 0 1 101 2 1 97 1 1
toluene 102 2 1 101 1 1 103 3 1 103 1 1
pyridine 105 18 18 NAh 96 22 34 78 4 22
cis-1,3-dichloropropene 101 1 1 101 1 1 103 2 1 100 1 2
ethyl methacrylate 100 2 2 99 1 1 93 4 3 95 2 4
N-nitrosodimethylamine 140 17 4 106 9 1 102 35 10 145 19 8
1,1,2-trichloroethane-d3 100 1 2 100 2 1 99 2 3 101 1 5
2-hexanone 102 7 3 101 4 1 85 3 8 89 2 4
1,1,2-trichloroethane 100 2 2 100 1 1 99 1 2 99 1 5
tetrachloroethene 102 11 1 102 15 1 94 30 1 50 9 0
1,3-dichloropropane 102 1 2 101 1 1 102 2 3 102 1 5
dibromochloromethane 98 1 1 99 2 1 96 1 1 98 1 2
2-picoline NA NA 59 24 9 46 6 7
1,2-dibromoethane 100 1 2 100 1 1 99 1 2 96 1 5
chlorobenzene 100 1 1 100 1 1 101 1 1 98 0 2
1,1,1,2-tetrachloroethane 99 1 1 100 1 0 98 1 1 100 1 2
ethylbenzene 103 2 1 101 2 1 102 1 0 103 2 1
N-nitrosomethylethylamine 142 19 9 90 8 16 77 21 15 126 2 7
m,p-xylenes 102 2 1 101 1 1 103 1 0 99 1 1
styrene 102 0 1 101 1 1 103 3 1 98 0 3
o-xylene 102 1 1 101 1 1 102 1 1 94 1 2
isopropylbenzene 103 2 1 101 2 1 105 3 1 119 3 3
bromoform 97 2 2 99 2 1 92 1 2 93 2 5
cis-1,4-dichloro-2-butene 98 4 2 98 2 1 91 2 2 88 3 5
N-nitrosodiethylamine 128 14 10 75 6 34 78 19 11 128 4 14
1,1,2,2-tetrachloroethane 99 2 2 100 3 1 90 2 2 122 5 6
4-bromo-1-fluorobenzene 99 1 1 99 1 1 99 1 1 98 1 3
1,2,3-trichloropropane 103 6 2 101 3 1 95 5 2 89 2 5
n-propylbenzene 103 2 1 102 2 1 106 3 1 124 4 3
trans-1,4-dichloro-2-butene 99 4 2 98 2 1 90 2 2 87 3 5
1,3,5-trimethylbenzene 102 3 1 101 2 1 104 3 1 121 2 2
bromobenzene 99 0 1 99 0 1 100 1 1 96 1 3
2- chlorotoluene 104 4 1 101 3 1 105 3 1 113 2 2
4-chlorotoluene 99 2 1 100 2 1 102 1 1 106 2 2
pentachloroethane 97 9 1 100 9 1 106 20 1 350 100 8
tert-butylbenzene 101 3 1 100 3 1 105 5 1 152 5 3
1,2,4-trimethylbenzene 102 2 1 101 2 1 104 2 1 114 2 3
sec-butylbenzene 102 3 1 101 2 1 107 3 2 135 3 4
aniline 84 28 13 136 28 121 126 58 47 103 10 31
p-isopropyltoluene 103 0 2 102 4 2 107 3 2 124 3 6
1,3-dichlorobenzene 99 1 1 100 1 1 101 1 1 102 1 3
1,4-dichlorobenzene 99 1 1 99 1 1 100 2 1 95 1 3
n-butylbenzene 103 2 2 102 3 2 110 3 2 135 4 6
1,2-dichlorobenzene 100 1 1 100 1 1 100 1 2 98 1 5
benzyl alcohol 78 17 9 60 5 45 155 85 35 107 6 26
N-nitroso-di-n-propylamine 148 31 11 93 8 22 64 6 12 89 4 12
acetophenone-d5 140 40 13 124 11 11 101 67 23 64 3 7
o-toluidine 79 26 13 151 46 138 103 52 43 87 11 28
1,2-dibromo-3-chloropropane 99 9 3 101 5 3 90 20 3 64 3 6
hexachlorobutadiene 99 2 2 98 4 3 109 4 4 136 3 7
1,2,4-trichlorobenzene 99 1 2 100 1 3 98 1 3 96 1 5
naphthalene-d8 98 5 2 100 2 4 89 4 4 79 2 6
naphthalene 99 4 2 99 2 4 91 2 4 80 2 6
1,2,3-trichlorobenzene 100 2 2 100 1 4 100 3 5 108 4 9
N-nitrosodibutylamine 48 25 10 25 2 24 111 85 83 102 22 45
2-methylnaphthalene 119 9 12 110 12 15 102 28 25 183 11 38

a 5-mL water samples.
b 1-g glycerin added to 5 mL water.
c 1-g salt added to 5 mL water.
d 0.2 g concentrated soap added to 5 mL water.
e Average of 4 replicate analyses.
f Standard deviation (1 sigma) of replicate analyses.
g Average variation between predictions of the surrogate pairs for the replicate analyses.
h NA = compound not significantly present in vacuum distillate.

 


 

National Exposure Research Laboratory
Author:  Mike Hiatt
Email:  Hiatt.Mike@epa.gov or Pia.Stephen@epa.gov
Send questions or comments to the Information Desk
ESD Info Desk (contractor operated)
(Library-lv@epa.gov)

Local Navigation

Jump to main content.