Metals Mix Back Catalog number: 50336 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70352 Di-n-butyl ether Price on request PFC-MXA Native PFCA Solution/Mixture , 1.2ml x 2ug/ml, methanol Price on request 675732 Trichloronate, 10 µg/ml, Ethyl acetate, 10ml Price on request