Method 532 Surrogate Standard Back Catalog number: 30197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673416 Promecarb, 10.0 µg/ml, Acetonitrile, 10ml Price on request 677782 17a-Ethinylestradiol, 100 µg/ml, Methanol, 1ml Price on request 73570 4,4'-Methoxychlor olefin Price on request