ItemSpecificationsAppearanceClear to slight hazy liquidAlumina (Al2O3)& nbsp; %23-24Chlorides (Cl) & nbsp; %7.9-8.4Atomic ratio (Al: Cl)1.90:1-2.10:1Basicity %&Ge; eighty-twoSulfate (SO42-) & nbsp; ppm&Le; two hundred and fiftyIron (Fe) & nbsp; ppm&Le; one hundredImportant (As) & nbsp; ppm&Le; twoHeavy metals %&Le; zero point zero zero oneMercury (Hg)& nbsp; ppm&Le; zero point oneSpecific Gravity (20 ℃)& nbsp; g/ml1.330-1.350PH value (30% w/w)& nbsp; %3.6-4.4&Nbsp;