RPI-4900 is a high concentration Antiscalant approved for use with cellulose acetate and polyamide membranes. The required dosage level ranges from 1 – 5 ppm as delivered. The dosage is proportional to the feed water flow. RPI-4900 is easy to use, safe to handle and optimized for long storage.
The dosage is controlled proportionally to the feed water flow. To minimize issues with tank biological fouling, the tank-containers have to be cleaned from time to time with a disinfecting agent.
RPI-4900 is easy to handle and does not contain any aggressive components. The pH value of the product is alkaline.
clear yellowish liquid
1.31 – 1.35 g/cm3
10.0 – 10.8
Boiling point / boiling range:
Solubility in water:
Storage & Handling
RPI-4900 is not classified as a hazardous chemical (GGVE/GGVS, ICOA/IATA). Standard regulations and precautions when dealing with chemical products have to be followed.
RPI-4900 is easy to store. The storage temperature should be between 2°C and 35 °C. The product is supplied in containers suitable for air or sea transportation. The safety data sheet contains more information.
Polyethylene canister (PE) 25 kg net
Standard drum (PE) 270 kg net
IBC Container (PE) 1.200 kg net