1-Isopropyl-3-phenylurea, 25mg Back Catalog number: 677013 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59649 Anions Mix - Chloride + Sulfate as SO4 Price on request 51046B #2 Fuel Oil Diesel Price on request 31102 EPA Method 551.1 Surrogate Standard Price on request