EPA Method 551.1 Performance Check Soln

Phoxim, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 14816-18-3

n-Tridecane, ?13C: -33.47, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-50-5

Imbentin-N/040 (n = 1-7) 100mg S-4098 Nonylphenol with 4mol ethyleneoxide