In Karnal, zinc sulfate samples contained zero nutrients: shopkeeper and manufacturer face charges as sample fails; action taken after Rohtak lab test results came back negative.

Here is the translation of the given Hindi text into English: In Karnal district, a sample of zinc sulfate monohydrate 33 percent taken from Shri Shyam Ji Enterprises, located in the new grain market of Gharaunda, has been found to have zero nutrient content. After examining the sample, the agriculture department has registered a case against the shopkeeper and the responsible person of the manufacturing company for defrauding farmers. The Gharaunda police station has registered a case last night and started investigation. The fertilizer sample was taken on June 4th.