Disperse Blue I, 30 % dye content

Trichlorfon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 52-68-6

EPA Method 8021B Internal Standard

4-Nonylphenol-di-ethoxylate, 50 µg/ml, Acetone,