Urea, detergent found in samples of milk being sold in Sindh, SHC told Karachi File photo Detergent, sodium chloride and urea were found positive in the rapid tests of samples of milk being sold in different parts of the province, the Sindh Food Authority (SFA) told the Sindh High Court (SHC) on Friday. Filing a statement before the SHC on a petition against the sale of milk at increased prices and use of chemicals in milk, the SFA director operations submitted that the authority had conducted several raids on milk shops operating in the city as well as other districts of the province and imposed fines on milk sellers found selling adulterated milk.