2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended S-4108-50-PEX5 ISO 9377-2 Standard Mixture of n-Alkanes C10-C40 (all even) Determination of Hydrocarbon Oil in Water Index 16 Analytes, each 50 µg/mL in n-Pentane; units: 1x1mL, 1x5mL, 10x1mL This standard is also available as 100µg/mL in Cyclohexane Units: 1x1 Price on request 1413.9-1G 2,3,6-Trimethylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2416-94-6 Price on request 10809.30-5MG Chaetocin Price on request