Method 525.2 Solution A Back Catalog number: 97957 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673936 Fipronil-sulfone, 100 µg/ml, Acetonitrile, 5ml Price on request 53031 Spike Sample Standard 3 Price on request 673778 2,4-DB-methyl ester, 10.0 µg/ml, Ethyl acetate, Price on request