Question

write the procedure for preparation of standard solution for the test of sulphate impurities​

Answer 1

Explanation:

Chemicals required :

• Barium sulphate reagent: • 0.05 M Barium chloride solution is prepared by dissolving 12 g of barium chloride in 1000ml of water, to the 15 ml of the above solution add 55 ml of water, 20 ml of alcohol and 5ml of 0.0181% w/v solution of potassium sulphate and the final volume was made up to 100 ml ...