EPA Method 8141 / 1618 Pesticide Mix B Back Catalog number: 91398 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1553.23-K-IO n-Tricosane-d48, 1000µg/ml in IO, 1ml Price on request 50799 Solids (Total Solids, TSS, & TDS) Price on request PCB-IS-B20 Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Price on request