Pirimiphos-methyl

17ß(H),21ß(H)-25,28,30-Trisnorhopane (in mixture with 2632.27 (ß alpha-)), neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 92692-42-7

Calibration Standard Mix 4

1H,1H,2H,2H-Perfluorooctanesulfonic acid; 6:2FTS, 97%, 5g