Nitrofen, 100 µg/ml, Ethyl acetate, 1ml Back Catalog number: 678348 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59436 pH 4.0 Standard @ 25°C Price on request 30102 EPA Method 551.1 Surrogate Standard Price on request 32881 Indan Price on request