Method 8250 Acids Spiking Solution Back Catalog number: 82525 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19362 EPA Method 525 - PAH Standard Price on request 675957 1-(3,4-Dichlorophenyl)-3-methylurea, 100 µg/ml, A Price on request 681358 Phenylbutazone, 100mg Price on request