EPA Method 507 Surrogate Standard Back Catalog number: 19049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1633.11-100MG Cimetidine carboxamide dihydrochloride (free base), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 110592-19-3 Price on request 70080 Chloromethyl methyl ether Price on request 9063.8-K-IP Tetrachloroveratrole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 944-61-6 Price on request