Nickel Test for Ghee sample

How to check nickel in Ghee sample/ Nickel Test for Ghee sample.

Method.

• Firstly 25gm sample and 25gm Hcl concentrated add.

• Then heat it till boiling.

• Then put it in a separating funnel

• Then HCL layer transfered in a china dish and heat it till dry.

• Then add 10 ml NH3 ammonia solutions and 10-15ml distilled water

• Then transferred into a test tube

• Then add saturated solution 10ml

Results

White layer mean Nickel not present

Radish layer mean Nickel present