Preparation of Aluminium standard solution

Aluminium standard solution (200 ppm Al)
Dissolve in water a quantity of aluminium potassium sulphate containing 0.352 gm of AlK(SO4)2,12H2O. Add 10 ml of 1M sulphuric acid and dilute to 100 ml with water.
preparation of Aluminium standard solution


Aluminium standard solution (100 ppm Al)
Dilute 1 volume of a 0.8946% w/v solution of aluminium chloride to 10 volumes immediately before use.

Aluminium standard solution (10 ppm Al)
Dilute 1 volume of a 1.39% w/v solution of aluminium nitrate to 100 volumes with water immediately before use.

Aluminium standard solution (2 ppm Al)
Dilute 1 volume of a 0.352% w/v solution aluminium potassium sulphate in 0.1 M sulphuric acid to 100 volumes with water immediately before use.