Atrazine-desisopropyl Back Catalog number: 71420 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended PN-40S 1,2,6,8-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 50782 1.% Carbon (Wt. / Vol.) Standard Price on request 73607 Dimethyl fumarate Price on request