Standard EDTA ( ethylene diamine tetra acetic acid ) solution is used to determine the
a) hardness in water
b) turbidity in water
c) dissolved oxygen in water
d) residual chlorine in water
Standard EDTA ( ethylene diamine tetra acetic acid ) solution is used to determine the
a) hardness in water
b) turbidity in water
c) dissolved oxygen in water
d) residual chlorine in water
