EPA Method 524.3 - Internal Standard Back Catalog number: 95488 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70001 Base/Neutrals Extractables Mix #1 - MISA Price on request C16178500 Phthalic acid, hexyl-2-ethylhexyl ester, certified, 0.1g Price on request 73211 2,5-Dimethoxy-2,5-dihydrofuran (cis, trans mixture) Price on request