Environmental Engineering Reference
In-Depth Information
Succinic acid
Biological
Sugars
O
OH
HO
O
Itaconic acid
Biological
Sugars
O
OH
HO
O
Amino acids (e.g. aspartic
acid and glutamic acid)
Biological
Protein or sugars
O
OH
HO
NH
2
O
O
O
OH
HO
NH
2
Malic acid
Biological
Sugars
O
OH
HO
OH
O
(
Continued
)
