2,4’-DDD, 1000µg/ml in Hexane, 1ml Back Catalog number: 79051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8904.6-K(N)-75WX2 Nicotinic acid, Stock solution system check EN12260, 1000µg/mL, Solvent-water, Unit 75mL, # of units-1, Cas.no. 59-67-6 Price on request PN-19S 1,3,5-Trichloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 51086 ASTM D-5769 Resolution Mix Price on request