17 alpha(H),21ß(H)-(22R)-Homohopane, 50µg/mL in isooctane, 1ml

beta-Cyfluthrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 68359-37-5

Diisodecyl adipate (mixture of branched isomers),

Method 1640 Tuning Standard