Use P# 72115 Back Catalog number: 71998 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4228-10ML 4 Fluorinated Internal Standard Mix 4 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% Fluorobenzene 16.7 1-Fluoronaphthalene 8 Price on request 71459 Paraoxon Price on request 70944 1,2,3-Trimethylbenzene Price on request