Aluminium Potassium Sulphate Ar, CAS No. : 7784 - 24 - 9

We are offering aluminium potassium sulphate ar (potash alum) aik(so4)2.12h2o m.w. 474.38 minimum assay 99.5% maximum limits of impurities : insoluble matter 0.005% reaction not less than ph 3.0% chloride(ci) 0.001% ammonium(nh4) 0.025% arsenic(as) 0.0002% copper(cu) 0.0005% iron(fe) 0.0005% lead(pb) 0.0005% sodium(na) 0.01% cas no. 7784 - 24 - 9 un no. Nr tariff : 2833 30 30 s : 22 - 24 25 f :