Ikigereranyo cya PH
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Ikigereranyo cya PH metero
Ubukungu bwumufuka pH gupima, amanota 1 kugeza kuri 3 kalibrasi, Indishyi zubushyuhe bwikora. Imetero ikwiranye no gupima pH y'amazi, neza: 0.01pH.
- 203, Inyubako 61, Parike ya Hongcao, No.421, Umuhanda wa Hongcao, Akarere ka Xuhui, Shanghai, Ubushinwa