Calibration Standard Mix 3

Metazachlor-ESA sodium salt, 100µg/ml in AL, 1ml

4-Nitrophenol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 100-02-7

3,4-Dimethylphenol, 100 µg/ml, Methanol, 5ml