2 4 d 2 ethylhexyl ester sds July 8, 2019 16 32 64 128 2 4-d ethylhexyl ester 2 4-d 2-ethylhexyl ester technical 2-ethylhexyl ester of 2 4-dichlorophenoxyacetic acid 2 4-d ethylhexyl ester msds