The world’s only Zone 0 portable pH meter with IECEX approval, More info here: http://www.alvi.com.au/product/knick_-_portavo_904_x_ph/
Approved for T3 & T4 use (depending on the AA batteries used)
The world’s only Zone 0 portable pH meter with IECEX approval, More info here: http://www.alvi.com.au/product/knick_-_portavo_904_x_ph/
Approved for T3 & T4 use (depending on the AA batteries used)