CLP Calibration Std. IV Back Catalog number: 53152 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90568 4,4’-Methoxychlor Price on request 673474 Aldrin, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 673741 Bendiocarb, 100 µg/ml, Ethyl acetate, 5ml Price on request