This standard prescribes the requirements and the methods of test for the ready-made mixture of ethylene dichloride - carbon tetrachloride (ethylene dichloride 75 parts by volume and carbon tetrachloride 25 parts by volume ), intended for use as a fumigant.
IS 634-1965 history
1965IS 634-1965 Specification for dichloroethane-carbon tetrachloride mixture (3:1 v/v)