EPA Method 507 Analyte Mix #8 Back Catalog number: 94131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended HCH-MXA Native HCH Solution/Mixture, 1.2ml, nonane Price on request 79373 Hexachlorobutadiene Price on request 9215.7-100MG p-Chlorocresol (4-Chloro-3-cresol), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 59-50-7 Price on request