EPA Method 525 - Internal Standard Back Catalog number: 30031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675026 2-Isopropyl-6-methyl-4-pyrimidinol, 10 µg/ml, Cyc Price on request 79605 2,4,6-Trichloroanisole Price on request CA11433001 5-Chloro-2-methyl-4-isothiazolin-3-one D3, 10mg Price on request