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Table 1 pH after electrolysis. pH was measured after electrolysis for 5 min under different charges and current at constant 10 V. pH of original electrolyte, 7.5% NaHCO3, before electrolysis was 7.8

From: Investigation of different electrochemical cleaning methods on contaminated healing abutments in vitro: an approach for metal surface decontamination

Charges and currents Group I Group II Group III
−, 0.5 A 7.91 7.92 7.94
+, 0.5 A 7.02 7.03 7.02
−, 1 A 7.94 8.02 8.01
+, 1 A 6.6 6.2 7.72
−, 1.5 A 7.98 8.1 8.2
+, 1.5 A 6.7 6.8 7.92