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Journal of Engineering
/
2014
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Article
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Tab 3
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Research Article
Catalytic Ozonation of Phenolic Wastewater: Identification and Toxicity of Intermediates
Table 3
Identified compounds by GC/MS.
Compound
Formula
Structure
Molar mass (g/mol)
Formic acid
CH
2
O
2
46
Acetic acid
C
2
H
4
O
2
60
Oxalic acid
C
2
H
2
O
4
90
Malonic acid
C
3
H
4
O
4
104
Benzaldehyde
C
7
H
6
O
106
p-Benzoquinone
C
6
H
4
O
2
108
1,2-Dihydroxybenzene (catechol)
C
6
H
6
O
2
110
1,4-dihydroxybenzene (hydroquinone)
C
6
H
6
O
2
110
Fumaric acid
C
4
H
4
O
4
116
4-Hydroxybenzoic acid
C
7
H
6
O
3
138
2-Propylphenol
C
9
H
12
O
2
152
Phenoxy-phenol
C
12
H
10
O
2
186
