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Table 2 Summary of the results from UHPLC-QTOF

From: Microbial nitrate removal by waste iron shavings from the biological and catalytic ozonation treated dyeing and finishing wastewater

 

Influent

AnSBR-I

AnSBR-C

Medium or weak polar speciesa

44 (8%)b

43 (8%)

54 (9%)

Strong polar speciesa

530 (92%)

504 (92%)

526 (91%)

Total species

574

547

580

  1. aThe species with retention time ≤2 min were regarded as strong polar species, while the species with retention time 2 min were regarded as medium or weak polar species
  2. bThe number in the bracket was the ratio of the species to the total species