EPA Method 524.2 - Additional Analytes Back Catalog number: 34002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681043 2,4-DB-2-ethylhexyl ester, 250mg Price on request C15089055 2-Methyl-4-isothiazolin-3-one D3 hydrochloride, 10mg Price on request 92559 EPA Method 624 Internal / Surrogate Standard Price on request