Instrument Standard 5 Back Catalog number: 53081 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673930 Fipronil-sulfide, 25mg Price on request 677879 Nonylphenol (technical), 100 µg/ml, Acetone, 1ml Price on request 90755 1,4-Dichlorobenzene-d4 Price on request