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. 2019 Sep 26;9(10):1379. doi: 10.3390/nano9101379

Table 1.

CBZ photodegradation products detected by UPLC-MS-MS.

Product Number Formula Molecular Ions (M + H)+, (m/z) Specific Fragments (m/z) Type of Treatment
A B
I graphic file with name nanomaterials-09-01379-i001.jpg 255 237 √
II graphic file with name nanomaterials-09-01379-i002.jpg 267 249 √
III graphic file with name nanomaterials-09-01379-i003.jpg 253 210, 180 √ √
IV graphic file with name nanomaterials-09-01379-i004.jpg 224 196 √
V graphic file with name nanomaterials-09-01379-i005.jpg 251 223, 208, 180 √
VI graphic file with name nanomaterials-09-01379-i006.jpg 196 167, 168 √
VII graphic file with name nanomaterials-09-01379-i007.jpg 196 167, 168 √

(A) CBZ solution (2 mg L−1) irradiated 24 h in the presence of Fe3O4-LHA (500 mg L−1) at pH 3.0. (B) CBZ solution (2 mg L−1) irradiated 30 min in the presence of Fe3O4-LHA (500 mg L−1) and H2O2 (0.15 mm) at pH 3.0.