Pengaruh pH, Silika (SiO2) dan Ortofosfat (O-PO4) terhadap Cooling Water Treatment Urea-1 (63-EF-2101) PT Pupuk Iskandar Muda

Abstract

Cooling water system is a refrigerator factory in the urea PT.Pupuk Iskandar Muda. Silica matrix that is in the range of cooling water <200 ppm, while the womb ortofosfat between 4-6 ppm and the pH range 7-9. Outside the control limits can cause corrosion and scaling in the tower.