... 1,Good quality and reasonable price 2,Free sample 3,SGS,BV,CIQ inspection welcoming 4,Factory physical characteristics:Pale ... aluminium chloride (PAC) 2. Drum & Spray type are available 3. Factory of PAC 4. Water treatment PACSpecification: IndexSpecificationIndexSpecificationAl2O329-31%Arsenic ... (Pb)≤ 0.003%pH(1% water solution)3.5 -5.0Cadmium (Cd)≤ 0.0006%Fe 3+ %,≤ 0.02Mercury (Hg)≤ 0.00003%SO42- ...