EPA Method 551.1 - Analytes Mix #1 Back Catalog number: 30098 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97659 Method 1666 Standard Price on request C16170500 Phthalic acid, bis-2-n-butoxyethyl ester, certified, 0.1g Price on request 8490.2-1ML Methylsulfoxide, Comet assay grade, , Solvent-, Unit , # of units-, Cas.no. 67-68-5 Price on request