Method 8121 - Surrogate Standard Back Catalog number: 95989 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674890 Norfloxacin, 100mg Price on request PN-35S 1,2,4,8-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 680923 Methiocarb-sulfoxide, 10.0 µg/ml, Acetonitrile, Price on request