EPA Method 8260B Internal Standard

2-Ethoxy-1-methylethyl acetate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 54839-24-6

Norflurazon, 10 µg/ml, Acetonitrile, 10ml

1-Naphthaleneacetic acid, 1000µg/ml in Acetone, 1ml