Matrix Spiking Solution, 1.2ml, nonane Back Catalog number: EPA-8280MSS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2539.8-100MG 4-Hydroxyisophthalic acid (4-Hydroxybenzene-1,3-dicarboxylic acid), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 636-46-4 Price on request 79519 Bensulide Price on request 53306 LPC Solution 1 Price on request