Method 532 Surrogate Standard Back Catalog number: 30197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72575 4-n-Octylphenol, 1000µg/mL in MeOH, 1ml Price on request 56065 Terbium (Tb) Price on request 681525 Fenvalerate, 100 µg/ml, Acetonitrile, 5ml Price on request