Formaldehyde-DNPH Level 1 (0.1ug/mL)

Tetrachlorvinphos, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 961-11-5

Oxadixyl, 100 µg/ml, Acetonitrile, 5ml

5-Chloro-2-(2,4-dichloro[13C6]phenoxy)[1,2,3,4,5,6-13C6]anisole, 1.2ml x 50ug/ml, nonane