EPA Method 531.1 Individual Analytes Back Catalog number: 31241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended CBP-2367 2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 50ug/ml, nonane Price on request 59600 Anions Mix Price on request 59139 MultiElement ICP Standard Price on request