Surrogate Mix Back Catalog number: 91986 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71241 9,10-Diphenylanthracene Price on request C16174700 Phthalic acid, bis-4-methyl-2-pentyl ester, certified, 0.1g Price on request 9879.17-50-IO 1,2,7-Trimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60490-68-8 Price on request