EPA Method 8270A - Analytes Mix #8 Back Catalog number: 10018R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59754 pH 8.0 Standard @ 25°C Price on request 96175 Caffeine Price on request 8916.14-100-T 2-Methyl-3,3',4,4'-tetrachlorodiphenylmethane Price on request