DNPH-Mix 2, 215-700µg/mL in Acetonitrile, 1ml

EPA Method 8240A Mix #2

1-Chloro-1,1-difluoroethane, 20mg/mL in MeOH, 1ml

Acetylsalicylic acid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 50-78-2