gamma-HCH, 100 µg/ml, Methanol, 1ml

Chlorobenzene

ISO 8165-2 Internal Control Stock Solution 2 S-4356 2,5-Dibromophenol [28165-52-8] 2470,6, 10 µg/mL in methanol, 5ml

N-Methyl-N-nitrosobenzylamine,1000 µg/mL,acetonitrile,1mL,