PH Meter
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Fua fua PH
Su'e pH taga taugofie, 1 i le 3 points calibration, Taui Temperature Otometi. E talafeagai le mita mo le fuaina o le pH o vai, sa'o: 0.01pH.
- 203, Fale 61, Hongcao Park, No.421, Hongcao Road, Xuhui District, Shanghai, Saina