Preparation of Copper standard solution
Copper standard solution (0.1% Cu)
Dissolve 0.393 gm of copper sulphate in sufficient water to produce 100 ml.
Dissolve 0.393 gm of copper sulphate in sufficient water to produce 100 ml.
Copper standard solution (10 ppm Cu)
Dilute 1 volume of a 0.393% w/v solution of copper(ll) sulphate to 100 volumes with water immediately before use.
Copper standard solution (0.1ppm Cu)
Dilute 1 volume of copper standard solution (10 ppm Cu) to 100 volumes with water immediately before use.
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