EPA Method 8141 Standard Back Catalog number: 93595 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4426-50-20PEX5 n-Alkanes mixture C20+C40 1140,20 Eicosane 1160,40 n-Tetracontane Conc: 100µg each/mL in n-Pentane Units: 5mL in Screw-cap bottles Price on request 3514.8-100-AN Thionazin-O-analog Price on request 71042 2,5-Dimethylpyrazine Price on request