Appearance of sol (5%, water)Appearance of sol (10%, water)pH (1%, water)pH (5%, water)Melting range: lower valueMelting range: upper valueMelting pointChloride (Cl)Sulphate (504)Heavy rretals (as Pb)Arsenic (As)Alumnium (Al)Iron (Fe)Nickel (Ni)*2-Propanol (HS-GC)Other residual solvents (ICH 03C)Related substances (TLC I