Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-ST-C Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended S-4341-10K-HX Quality Control Standard of Mineral Oils 2 2x5000µg/ml in n-Hexane i 1ml crimp-top Price on request 93187 EPA Method 526 Surrogate Standard Price on request 9191.8-10MG Caffeine-d3 (1-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26351-03-1 Price on request