EPA Method 508 Surrogate Standard Back Catalog number: 19042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 58067 Holmium (Ho) Price on request 674055 Propamocarb hydrochloride, 100 µg/ml, Methanol, Price on request 0035.18-200-T Cyclopenta[cd]pyrene,200 µg/mL,toluene,1mL, Price on request