Not known Details About principle of limit test of lead
(With the determination of lead in iron salts use 10 ml of ammonium citrate Answer). Add two drops of phenol red Option and make the answer just alkaline (red in shade) through the addition of solid ammonia Alternative. Neat the solution if essential and include two ml of potassium cyanide Remedy.Dithizone is eco-friendly in colour in chloroform pl