... loi b phosphate t dung dch nc Hỡnh nh hng ca lng PMS trờn loi b phosphate (pH 7, nng phosphate ban u = 15 mg/l, nhit = 18 C; tc dũng chy = 20ml/min) 3.2.3 nh hng ca tc dũng chy cp phosphate ... ph c tớnh t gim nng phosphate dung dch nc Ti mt thi im cho, t, lng phosphate hp th vo PMS, Qt, (mg/g) thu c nh sau: Qt = (C0 Ct ).V M õy C0 v Ct l nng dung dch nc chy n phosphate v nng nc ... ngun gc ca cỏc ion phosphate Mt gii phỏp chng khoỏn phosphate 1000 mg L-1 ó c chun b vi nc ct v s dng sut cuc nghiờn cu Phõn tớch ni dung cỏc loi phosphate c thc hin thụng s trophotometrically ti...