Piperonyl butoxide, 100mg Back Catalog number: 674844 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4323-K-T Nitro-PAH Mixture 1 1106,14 9-Nitroanthracene [602-60-8] 1278,16 2-Nitrofluoranthene [13177-29-2] 0025,16 3-Nitrofluoranthene [892-21-7] Concentration: 1000 ppm in Toluene Units: 1mL ampoules Price on request 673016 Progesterone, 250mg Price on request S-4248-10MLX5 Daily Quality Control Standard (with 4 Fluorinated Compounds Internal Standard) 14 Analytes + 4 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 17 Price on request