EPA Method 525 Internals & Surrogates Back Catalog number: 91161 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19252 OLC 03.2 Additional Analytes - Volatiles Price on request PHR1159-1G Clindamycin hydrochloride, 1g Price on request 8494.0-100MG Potassium bromate, Comet assay grade, , Solvent-, Unit , # of units-, Cas.no. 7758-01-2 Price on request