Ethyl 3-(N-Butylacetamido)propanoate, 1g

Esfenvalerate, 10µg/ml in CY, 10ml

EPA 528 rev. 1.0 Internal Standard Solution 2 200µg/mL in dichloromethane; unit: 1x5mL 2081.6 2,3,4,5-Tetrachlorophenol [4901-51-3]

2,4,5-Trichloroacetophenone, 10mg