et(min)*

Water (A)

Water (B)

Water (C)

 

 

 

 

0

355,00

355,00

355,00

3

250,00

250,00

250,00

10

100,00

135,00

200,00

20

60,00

50,00

110,00

30

-

35,00

90,00

40

-

-

75,00

50

-

-

-

et(min)* = electrolysis time
Table 5: Total Hardness results for Water (A): tcG plus ammonium hydroxide; Water (B): tCG plus sodium hydroxide and Water (C): tCG plus lime.