Glutaric acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 110-94-1

2 alpha+2ß,17 alpha(H),21ß(H)-2-Methylhopane (ca 1:3), neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 126208-29-7/138057-81-5

Azinphos-ethyl, 10µg/mL in Isooctane, 10ml

D4-2-Chlorophenol, 100 µg/ml, Acetone, 1ml