EPA Method 548.1 Internal Standard Back Catalog number: 30078 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73323 2-Ethylhexyl acetate Price on request 1986.12-K-MEX5 Diphenyltin dichloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 1135-99-5 Price on request 11110.7-100MG Pentabromobenzylbromide,neat in sealed ampoulle,neat insealed ampoulle,100mg in sealed ampoule, Price on request