Rp2.875.000

“ph Controller”=1 ph probe (5m and plastic)+ 1 controller
orp Controller=1 orp probe (5m and plastic)+ 1 controller
4 fluorine electrode=1 ph probe(5m and 4 fluorine)+1 controller
Glass electrode=1 ph probe(5m and 4 glass)+1 controller
ph probe=1 ph probe with 5m plastic
orp probe=1 orp probe with 5m plastic
only Controller=1 controller