EPA Method 525 - Phthalate Standard Back Catalog number: 30028 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679659 delta-HCH, 10.0 µg/ml, Cyclohexane, 10ml Price on request 8350.9 1-[2,4-Dinitrophenylhydrazone]pyruvaldehyde, Please inquire, Solvent-, Unit , # of units-, Cas.no. 57965-39-6 Price on request 91822 WS 038 Pesticide AMP 1 Price on request