2,4-DB-methyl ester, 250mg

Ethanol standard in water,1.5g/L,water, 1.5mL

2,3,4,6,7-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

4-Chlorobenzyl mercaptan, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 6258-66-8