Explicação, anotação:Oxygen sensor in fluids, biochemical oxygen demand measurement. stationary . Èçìåðÿ
ET concentration of oxygen and biochemical oxygen demand. original calibration procedure.
Descrição porminorizada da marca:High accuracy, ýêñïðåñòíîñòü. Easy handling. Long term
service. Íåïðèõîòëèâ in operation. Automated thermal compensation. |