Table 3 Results of SVI.

From: Effect of polyethylene terephthalate particles on filamentous bacteria involved in activated sludge bulking and improvement in sludge settleability

Time (d)

1

5

9

15

21

25

Blank group (mL/g)

358

348

333

381

349

358

Experimental group (mL/g)

349

371

320

313

188

198

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