Hexavalent Chromium (Cr 6+)

17 alpha(H),21ß(H)-(22S)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 67069-13-0

Methyl 10-cis-pentadecenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 90176-52-6

Acetamiprid, 100 µg/ml, Acetonitrile, 5ml