Reverse Osmosis Antiscalant Ball comprises of maximum 8 PPM heavy metals as Pb and 3 PPM arsenic. The Antiscalant Ball also contains maximum 35 PPM fluoride and 40 PPM iron content. The Ball is a white transparent ball shaped antiscalant that is used for domestic RO systems for ensuring longer life of membranes. Reverse Osmosis Antiscalant Ball is offered with a pH Value of 3.5-4.0 and 0.03-0.05g/ 24 hours average dissolution.