Iowa BTEX Back Catalog number: 51181 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71307 Hexyl-2-ethylhexyl phthalate Price on request 679971 Tridemorph, 10.0 µg/ml, Isooctane, 10ml Price on request C11601300 Chlorpyrifos-methyl-desmethyl sodium, 25mg Price on request