Separations 2023 , 10 , 148
11of 15
Table3. GC-MS analysis of pulp and paper mill wastewater before and after treatment.
Relative Content (%)
Organic Compound
RT
Wastewater
Ozonation Catalytic Ozonation Pure TiO 2 /O 3
4.344 6.502 6.634 6.934 7.741 8.145 8.154 8.241 8.379 8.867 8.911 9.133 9.416
2-Methyl-2-pentenoic acid
0.11
-
-
-
2-Aminoanthracene
- - - - - - - - -
0.06 0.12 0.72 0.34 0.05 0.72 -
0.18
0.12 0.06 0.52 0.42 0.07 0.34 -
Benzaldehyde
-
2,2-Diethoxyacetophenone
0.6
2-Ethylhexanol Nineteen alkane
0.55
0.13
-
Dodecane Octadecane
0.13 0.03 0.03 0.05
Acetophenone
- - - - - - - - - - -
- - - -
3,6-Dimethyldecane Nonyl aldehyde Phenethyl alcohol p-Ethylbenzoic acid Diethoxymethane 3,4-Dimethylaniline
0.82
- - -
0.12
0.02 0.01
9.68
- - -
0.1
0.13 0.03
0.11 0.01 0.27
9.968
10.103 10.218
Myristyl alcohol
- - - - - -
Dodecene
0.13 0.01 0.08 0.01 -
- - - -
10.44 10.52
1,13-Tetradecanediene
Styrene
0.61
10.687 11.267 11.506 12.324 12.582 11.4 13.107 13.252 13.366 13.905 14.621 14.765 14.888 15.178 15.386 15.603 15.746 15.918 15.996 16.156 16.428 16.701 16.841 16.849 16.931 17.141 17.271 17.318 17.477 17.574 17.854 18.213 18.453 18.15
2,4-Dimethylbenzaldehyde 2-Ethylhexylhexyl ester
Nonanoic acid Pentadecane
- - - -
0.05 0.13
0.13 0.12
0.27 0.11 0.02 0.13 0.09 0.01
Myristic aldehyde 1,3-Diisocyanato-2- methylbenzene
- -
-
0.22 0.08 0.07
Tetradecane
0.03
0.12
Tetrahydro-alpha-naphthol 3-Isopropylaniline Dimethyl phthalate 3,5-Di-tert-butylphenol 4-Tetradecyl methoxyacetate
-
- - -
0.04 0.04 0.77
- -
- -
1.89 0.12
2.56 0.05
2.04 0.07
-
Tetradecane
0.05
- - - - - - - - - - - - - - - -
-
-
Dodecanoic acid Dihexadecane Diethyl phthalate Octadecyl chloride
-
0.03
0.52
0.04 0.03 0.04 2.09 0.05 0.07 0.09 0.11 0.25 0.11 0.07 0.07 0.1
- - - - - - - - - - - -
- - - - - - - - - - - -
stilbene
4-Methyloctane Dodecylbenzene
Triallyl isocyanurate
Heptadecane n-hexadecane
Tridecane
0.19
0.14
0.17
4-Methyldodecane 5-Phenyldodecane
Eighteen methyl carbonate
Octadecane
-
0.12
0.14
2,4,6-Trimethyl-N-(2,4,6- trimethylphenyl)-aniline 3,5-Di-tert-butyl-4- hydroxybenzaldehyde 2-Methyl-benzo[f]quinoline 7,11-Hexadecadienyl acetate n-octacosane
0.12
-
-
0.17 0.45 0.64 6.58 -
-
-
-
0.32
0.12 0.13
0.22
- - -
- - -
- -
Oleic acid amide
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