O,O-DIMETHYL PHOSPHORODITHIOATE, S-ESTER WITH 4-[MERCAPTOMETHYL]-2-METHOXY-DELTA''-1,3,4-THIADIAZOLIN-5-ONE;O,O-DIMETHYL PHOSPHORODITHIOATE S-ESTER WITH 4-[MERCAPTOMETHYL]-2-METHOXY-DELTA2-1,3,4-THIADIAZOLIN-5-ONE;SUPRATHION;SUPRACIDE;Supracide emulsion;SOpen