MA - VPH Matrix Spike #2 Rev 1.1 Back Catalog number: 93624 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71788 2-Ethyl-1-hexanol Price on request 679795 Difloxacin hydrochloride, 100 µg/ml, Methanol, 1 Price on request 673504 Carbophenothion, 100 µg/ml, Ethyl acetate, 5ml Price on request