Cymiazole, 100 µg/ml, Acetonitrile, 5ml

1,2,4-Butanetriol, 1mg/ml in pyridine, 5 x 20ml

3-Methyl-2,2',4,6'-tetrachlorodiphenylmethane

ISO 8165-2 Internal Control Stock Solution 1 S-4355 1 Internal standard, 10 µg/mL, in methanol, 5mL 2,4-Dibromophenol [615-58-7] 2061,6