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TEST OF PB+ , CU++ , AS+++,AL+++, MN++ , ZN++, CO++, NI++, CA++, BA++, SR++, MG++,NH+ CO3+, S--,SO3--,SO4--, NO2-, NO3-, CL-, BR-, I-, PO4--, C2O4--, CH3COO-,

TEST OF PB+ , CU++ , AS+++,AL+++, MN++ , ZN++, CO++, NI++, CA++, BA++, SR++, MG++,NH+


CO3+, S--,SO3--,SO4--, NO2-, NO3-, CL-, BR-, I-, PO4--, C2O4--, CH3COO-, 

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