525 Surrogate Standard Back Catalog number: 95270 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681833 D7-Propazine, 100 µg/ml, Acetonitrile, 1ml Price on request 675146 Tolfenpyrad, 10.0 µg/ml, Acetonitrile, 10ml Price on request 675614 Flutolanil, 10 µg/ml, Ethyl acetate, 10ml Price on request