Suv elektrolizini namoyish etish.
Plastik stakan Dia.9 * 12cm, 2 dona karbonli elektrod Dia.5 * 85mm, 2 dona plastik probirka Dia.16 * 120mm, 2 dona timsoh simlari qora / qizil 15 sm
Xabaringizni shu erga yozing va bizga yuboring
Plastik stakan Dia.9 * 12cm, 2 dona karbonli elektrod Dia.5 * 85mm, 2 dona plastik probirka Dia.16 * 120mm, 2 dona timsoh simlari qora / qizil 15 sm
