Multi-Element Internal Standard Back Catalog number: 50160 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675719 Flucythrinate, 10 µg/ml, Ethyl acetate, 10ml Price on request 79473 Di-n-butyl sulfide as S Price on request 676336 Spinosyn D, 100 µg/ml, Acetonitrile, 1ml Price on request