Piperonyl butoxide, 10 µg/ml, Ethyl acetate, 10m

Sodium Methyl Sulfate, >98%, 25g

Ribitol

Chlorophenol Standard, Stock Solution 15 Analytes, each concentration as listed in ethanol; unit: 5x1mL 2066.6 2,3-Dichlorophenol [576-24-9] 400 µg/mL 2064.6 2,4-Dichlorophenol [120-83-2] 400 µg/mL 2065.6 2,5-Dichlorophenol [583-78-8] 400 µg/mL 2069