Isofenphos, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 675976 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended N-12645-100MG Naphthalene-d8, 100mg Price on request 80403 EPA Method 8040 - Surrogate Standard Price on request 678220 1-(4-Isopropylphenyl)urea, 100 µg/ml, Acetonitrile, 1ml Price on request