Formaldehyde-DNPH Level 7 (20ug/mL)

3,3'-Dimethylbenzidine, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 119-93-7

Individual Calibration Solutions, 200ul, nonane

Dicrotophos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 141-66-2