Theta-cypermethrin

theta-cypermethrin ; theta-cypermethrin, 10 ?g /?l in cyclohexane ; (1-alpha(s*),3-beta)-(+-)-noxyphenyl)methyleste ; 3-(2,2-dichloroethenyl)-2,2-dimethyl-,cyano(3-phenoxyphenyl)methylester,(1-alpha(s*),3-beta)-(+-)cyclopropanecarboxylicaci ; nrdc159 ; gamma-cypermethrin ; cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl)methyl ester, (1-alpha(s*),3-beta)-(+-)- ; 1:1 mixture of (r)-alpha-cyano(3-phenoxyphenyl)methyl (1s,3r)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate and (s)-alpha-cyano(3-phenoxyphenyl)methyl (1r,3s)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate