EPA Method 551.1 Standard Back Catalog number: 94519 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673688 Pyridaben, 100 µg/ml, Ethyl acetate, 5ml Price on request X9081 Dieldrin Price on request XA15220000AL Mevinphos, 100µg/mL in Acetonitrile, 1ml Price on request