Patent ID: 8093277

Claim:
A synergistic antimicrobial composition comprising: (a) tebuconazole; and (b) a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; wherein a weight ratio of tebuconazole to a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one is from 1/0.001 to 1/0.15; and 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one are present in a weight ratio from 3.5:1 to 2.5:1.