EPA Method 551.1 Internal Standard

1,1-Dichloroethylene, in Certan bottle, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 75-35-4

9-Carboxynonylpyridium bromide,neat,neat,10mg,

Bupivacaine hydrochloride, 1000 µg/ml in MeOH, 1ml