22439-40-3 40H62 BRN 4504151 Caswell No. 343A Cooper 40H62 ENT 27,377 EPA Pesticide Chemical Code 343200 NSC 190970 O,O-Diethyl O-(2-methyl-4-quinolinyl) phosphorothioate Phosphorothioic acid, O,O-diethyl O-(2-methyl-4-quinolyl) ester Quinothion [BSI] William cooper 40H62